Advanced Statistics for Behavioral Sciences Chapter Exam Questions - 2466 Verified Questions

Advanced Statistics for Behavioral Sciences Chapter Exam Questions https://quizplus.com/study-set/3156 17 Chapters 2466 Verified Questions

Advanced Statistics for Behavioral Sciences Chapter Exam Questions Course Introduction Advanced Statistics for Behavioral Sciences delves into sophisticated statistical techniques essential for analyzing complex data in psychology, sociology, and related disciplines. The course explores topics such as multivariate analysis, factor analysis, structural equation modeling, hierarchical linear modeling, and advanced regression methods. Emphasis is placed on practical application of statistical software, interpretation of results, and critical evaluation of research findings. Students gain a comprehensive understanding of how to design robust quantitative studies, address methodological challenges, and draw valid conclusions from behavioral data. This course prepares students for independent research and advanced work in the behavioral sciences.

Recommended Textbook Statistics for the Behavioral Sciences 5th Edition by James Jaccard

Available Study Resources on Quizplus 17 Chapters 2466 Verified Questions 2466 Flashcards Source URL: https://quizplus.com/study-set/3156

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Chapter 1: Introduction and Mathematical Preliminaries Available Study Resources on Quizplus for this Chatper 146 Verified Questions 146 Flashcards Source URL: https://quizplus.com/quiz/62492

Sample Questions Q1) What is measurement?

Answer: Measurement involves translating empirical relationships between objects into numerical relationships.This frequently takes the form of assigning numbers to people (or objects)in such a way that the numbers have meaning and convey information about differences between people.

Q2) If one is studying intelligence as a consequence of differing child-rearing practices,then the measure of intelligence is called _____.

A)an independent variable B)a dependent variable C)a constant D)none of the above Answer: B Q3) A nonrandom sample of the population may lead to bias results.

A)True B)False Answer: True Q4) When researchers infer something about the general population from their sample they are using ____________________.

Answer: inferential statistics To view all questions and flashcards with answers, click on the resource link above.

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Chapter 2: Frequency and Probability Distributions Available Study Resources on Quizplus for this Chatper 150 Verified Questions 150 Flashcards Source URL: https://quizplus.com/quiz/62483

Sample Questions Q1) In constructing a frequency table,it would be neither practical nor informative to list 100 different values,each with a frequency of 1.

A)True B)False Answer: True Q2) Relative frequency is the_____.

A)Proportion of scores that occur in the distributions set divided by N B)The proportion of scores that occur at a particular score or lower than this score C)The proportion of all scores in the distribution D)None of these Answer: A Q3) Dr.Jones is studying recall for a list of 25 words.His numbers are as follows 10,7,8,9,10,9,8,12 etc.How should he organize his data so it makes sense?

A)Use a frequency distribution B)Draw a Frequency histogram C)examine the data for outliers D)All of these Answer: D To view all questions and flashcards with answers, click on the resource link above.

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Chapter 3: Measures of Central Tendency and Variability Available Study Resources on Quizplus for this Chatper 154 Verified Questions 154 Flashcards Source URL: https://quizplus.com/quiz/62482

Sample Questions Q1) When presenting measures of central tendency and variability,most researchers report _____ and_____ ,which are the most _____ descriptive statistics.

A)means;standard deviations;frequently used B)means;standard deviations;precisely defined C)means;standard deviations;generally accurate D)none of these Answer: A Q2) The positive square root of the variance is the _____.

A)root square mean B)standard deviation C)variance square root D)absolute squared deviation Answer: B Q3) The range is a measure of central tendency.

A)True B)False Answer: False Q4) Kurtosis is determined by the ____________________in the distribution.

Answer: variance To view all questions and flashcards with answers, click on the resource link above.

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Chapter 4: Percentiles,percentile Ranks,standard Scores,and the Normal Distribution Available Study Resources on Quizplus for this Chatper 176 Verified Questions 176 Flashcards Source URL: https://quizplus.com/quiz/62481

Sample Questions Q1) An instructor has given his final exam and scores that are normally distributed.Nancy scores a 90 and Ronald scores a 75.The class mean on the exam was 85 and the standard deviation was 36.What is Ronald's z score?

A)1.67 B)-1.67 C)0.28 D)-0.28 Q2) Gary is told that his percentile rank on the law school admissions exam is 87.This indicates that 87% of students taking this exam scored _____ Gary.

A)higher than B)higher than or equal to C)lower than D)lower than or equal to Q3) In some normal distributions,the proportion of scores that occur above or below a given standard score is different.

A)True B)False Q4) What is a standard score?

Page 6 Q5) The percentile rank is ____________________.

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Chapter 5: Pearson Correlation and Regression: Descriptive Aspects Available Study Resources on Quizplus for this Chatper 152 Verified Questions 152 Flashcards Source URL: https://quizplus.com/quiz/62480

Sample Questions Q1) What does the slope of a line refer to?

Q2) An inverse relationship and a ____________________ relationship are the same thing.

Q3) In the case of a _____ relationship,as scores on X increase,scores on Y also increase.

A)curvilinear B)positive C)negative D)constant Q4) A ____________________ is a graph that represents values for X and Y for each person in the data set.

Q5) Which of the following statements is true?

A)for a given set of X and Y scores there is more than one regression line when regressing Y onto X B)a minimum of two data points must fall directly on the regression line C)the equation for a regression line is defined by the slope and the intercept D)a regression line has at least two intercepts Page 7 Q6) What is the Pearson correlation coefficient?

Q7) What is a predicted value of Y? Q8) Define the standard error of estimate and discuss how it is interpreted.

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Chapter 6: Probability Available Study Resources on Quizplus for this Chatper 149 Verified Questions 149 Flashcards Source URL: https://quizplus.com/quiz/62479

Sample Questions Q1) Probability theory is important to understand because A)understanding basic probability theory helps in understanding many statistical tests.

B)probability is the foundation of inferential statistics used in psychology.

C)probability is the foundation of many descriptive statistical techniques used in psychology.

D)all of these Q2) What is the difference between a permutation and a combination?

Q3) The probability of an event,A,is formally defined as the number of observations favoring event A divided by the: A)total number of possible observations B)total number of possible events C)proportion of observations D)proportion of events Q4) If the p(A)= p(A/B),then the two events are independent.

A)True B)False Q5) Assuming the null hypothesis is false,we can easily specify an expected result.

A)True B)False 9 click on the resource link above.

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Chapter 7: Estimation and Sampling Distributions Available Study Resources on Quizplus for this Chatper 151 Verified Questions 151 Flashcards Source URL: https://quizplus.com/quiz/62478

Sample Questions Q1) The statistics used in most behavioral science disciplines are not applicable to extremely large populations.

A)True B)False Q2) You ask 5 people to indicate the extent to which they agree or disagree with a statement regarding the legalization of marijuana.You get the following set of scores: 2,3,4,5,5.What is the mean square (variance estimate)of these scores?

Q3) You ask a random sample of 75 people to complete a measure of verbal ability,and you want to estimate the variance in the population.How many degrees of freedom do you have for this variance estimate?

A)73 B)74 C)75 D)unlimited Q4) It is virtually impossible for investigators to select truly random samples from very large populations.

A)True B)False To view all questions and flashcards with answers, click on the resource link above.

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Chapter 8: Hypothesis Testing: Inferences About a Single Mean Available Study Resources on Quizplus for this Chatper 160 Verified Questions 160 Flashcards Source URL: https://quizplus.com/quiz/62477

Sample Questions Q1) The value of the alpha level has no effect on the power of a statistical test.

A)True B)False Q2) In principle,we can never accept the null hypothesis as being true via our statistical methods;we can only reject it as being untenable.

A)True B)False Q3) Which of the following accurately defines a Type II error?

A)rejecting a H₀ when it is true B)rejecting a H₀ when it is false C)failing to reject a H₀ when it is true D)failing to reject a H₀ when it is false Q4) The _____ is a probability value determined by the experimenter to define the _____,which is the set of all scores more extreme than the critical values.

A)alpha level;rejection region B)rejection region;alpha level C)critical value;rejection region D)beta level;alpha level Page 11 Q5) Briefly describe the steps involved in the hypothesis testing process.

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Chapter 9: Principles of Research Design and Statistical Preliminaries for Analyzing Bivariate Relationships Available Study Resources on Quizplus for this Chatper 150 Verified Questions 150 Flashcards Source URL: https://quizplus.com/quiz/62476

Sample Questions Q1) A matched-subjects design often has the power of a within-subjects design while avoiding the problem(s)of ___.

A)carry-over effects B)subject economy C)individual differences D)all of these Q2) Statistics that allow you to evaluate your data and generalize to the population are called_____.

A)inferential statistics B)descriptive statistics C)reliable D)statistical power E)None of these Q3) Explain the difference between Confounding variables and disturbance variables.

Q4) Experimental and observational strategies can be used together.

A)True B)False Q5) In a within-subjects design the treatment and placebo conditions need to be Page 12 ____________________to control for order effects.

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Chapter 10: Independent Groups T-Test Available Study Resources on Quizplus for this Chatper 149 Verified Questions 149 Flashcards Source URL: https://quizplus.com/quiz/62491

Sample Questions Q1) Many properties of a sampling distribution of the mean do not hold for a sampling distribution of the difference between two independent means.

A)True B)False Q2) As the alpha level becomes larger,the power of a statistical test ____.

A)will decrease B)will increase C)remains the same D)may decrease Q3) The nature of the relationship in the independent groups t test is determined by examining: A)eta-squared B)omega-squared C)sample means D)population means Q4) The independent groups t test is not robust to any violation of the normality and homogeneity of variance assumptions.

A)True B)False To view all questions and flashcards with answers, click on the resource link above.

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Chapter 11: Correlated Groups T-Test Available Study Resources on Quizplus for this Chatper 125 Verified Questions 125 Flashcards Source URL: https://quizplus.com/quiz/62490

Sample Questions Q1) What is meant by the sensitivity of a statistical test?

Q2) A major advantage of correlated groups t-test over an independent groups t-test is associated with the control of____________________.

Q3) Between-subjects designs (but not within-subjects designs)allow us to estimate the source of variability due to the influence of individual differences,and extract it from the dependent variable.

A)True B)False Q4) In what sense are the correlated groups t test and the independent groups t test equivalent?

Q5) Only the independent groups t-test assumes the dependent variable is quantitative in nature at an interval scale.

A)True B)False Q6) A correlated groups t-test provides a more sensitive test of the relationship between the independent and dependent variables.

A)True B)False To view all questions and flashcards withPage answers, 14 click on the resource link above.

Chapter 12: One-Way Repeated Measures Analysis of Variance Available Study Resources on Quizplus for this Chatper 140 Verified Questions 140 Flashcards Source URL: https://quizplus.com/quiz/62489

Sample Questions Q1) The alternative hypothesis in a one-way repeated ANOVA is _____.

A)all the population means are equal B)all the population means are not equal C)some of the population means are equal D)some of the population means are not equal Q2) The Mauchly test for sphericity has been found to be a poor test of the sphericity assumption.

A)True B)False Q3) Randomly ordering the conditions for each subject is particularly valuable when the number of _____ is so great that counterbalancing is impossible.

A)effects B)variables C)subjects D)conditions Q4) The sum of squares error is conceptually equivalent to the "sum of squares within groups" in the one-way between-subjects analysis of variance.

A)True B)False

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Chapter 13: Pearson Correlation and Regression: Inferential Aspects Available Study Resources on Quizplus for this Chatper 143 Verified Questions 143 Flashcards Source URL: https://quizplus.com/quiz/62488

Sample Questions Q1) When testing the significance of a correlation,we use the alpha level and the degrees of freedom value equal to ______.

A)N B)N-1 C)n D)N-2 Q2) When r ¹ 0,the sampling distribution of r is normal in shape.

A)True B)False Q3) r₂ is formally known as ____________________.

Q4) Under certain conditions,the t test for the Pearson correlation is robust with respect to violations of normality and homogeneity of variance.

A)True B)False Q5) The test of the null hypothesis that ñ = 0 is based on the assumption that the variability of Y scores in the population is the same at each value of X. A)True B)False

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Chapter 14: Chi-Square Test Available Study Resources on Quizplus for this Chatper 145 Verified Questions 145 Flashcards Source URL: https://quizplus.com/quiz/62487

Sample Questions Q1) When the degrees of freedom of a chi-square statistic are small (for example,2),the shape of the sampling distribution will be _______.

A)extremely positively skewed B)highly negatively skewed C)very normal D)unknown Q2) Yates' correction for continuity involves which of the following procedures?

A)subtracting 5 from the absolute value of ?Oj-Ej? B)subtracting .5 from the absolute value of ?Oj-Ej? C)subtracting .5 from the absolute value of ?Oj-Ej?² D)subtracting 5 from the absolute value of ?Oj-Ej?² Q3) Probably the most common index of the strength of the relationship between two variables in a contingency table is a measure known as the fourfold point correlation coefficient (as it is called when applied to the relationship between variables with two levels each)or Cramér's statistic (as it is called when one or both variables have more than two levels).

A)True B)False Q4) What is the goodness-of-fit test?

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Chapter 15: Nonparametric Statistics Available Study Resources on Quizplus for this Chatper 135 Verified Questions 135 Flashcards Source URL: https://quizplus.com/quiz/62486

Sample Questions Q1) The Friedman analysis of variance by ranks is typically used to analyze the relationship between two variables when: A)scores on the dependent variable are in the form of ranks across conditions for each subject B)the independent variable is within-subjects in nature C)the independent variable has three or more levels D)all of these Q2) Under what conditions are the Wilcoxon rank sum test and the Mann-Whitney U test used to analyze the relationship between two variables?

Q3) The ____ should be used when (1)the scores for the dependent variable are in the form of ranks, (2)the independent variable is between-subjects,and (3)the independent variable has three or more levels.

A)Mann-Whitney U test B)Spearman correlation C)Friedman analysis D)Kruskal-Wallis test Q4) In cases where a tie occurs in rank scores,the tied scores are discarded.

A)True B)False To view all questions and flashcards with answers, click on the resource link above.

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Chapter 16: Two-Way Between-Subjects Analysis of Variance Available Study Resources on Quizplus for this Chatper 117 Verified Questions 117 Flashcards Source URL: https://quizplus.com/quiz/62485

Sample Questions Q1) The sum of squares between in two-way analysis of variance is partitioned into three components: (1)variability due to the first independent variable, (2)variability due to the second independent variable,and (3)variability due to the interaction of the two independent variables.

A)True B)False Q2)

In

a

two-way

ANOVA,the

_____

is

further

partitioned

into

three

components,SS_A,SS_B,and SS_AxB.

A)SS_WITHIN B)SS_TOTAL C)SS_BETWEEN D)SS_ERROR Q3) How many groups of individuals would be included in a 4 x 2 factorial design?

A)2 B)4 C)6 D)8 Q4) What form does a main effect take in a two-way analysis of variance?

Page 19 Q5) Under what conditions is the two-way between-subjects analysis of variance used?

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Chapter 17: Overview and Extension: Statistical Tests for More Complex Designs Available Study Resources on Quizplus for this Chatper 124 Verified Questions 124 Flashcards Source URL: https://quizplus.com/quiz/62484

Sample Questions Q1) If group means are the focus of an analysis where the independent variable is qualitative and the dependent variable is quantitative,which of the following are further considerations which must be given before the type of test is chosen?

A)The number of values of the dependent variable.

B)The level of measurement of the dependent variable.

C)The extent of violation of distributional assumptions.

D)all of these Q2) Multivariate statistics involve analyzing the relationship between A)three or more variables.

B)two independent variables.

C)one independent variable and one dependent variable.

D)none of these Q3) Compare and contrast Parametric and Nonparametric statistical tests.

Q4) Multiple regression analysis involves the prediction of a _____ variable from two or more _____ variables.

A)nominal;ordinal B)within-subjects;between-subjects C)predictor;criterion D)criterion;predictor

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