Exam 5: Introduction to Probability and Sample Statistics
Exam 1: Introduction9 Questions
Exam 2: Data Representation7 Questions
Exam 3: Univariate Population Parameters and Sample Statistics8 Questions
Exam 4: The Normal Distribution and Standard Scores5 Questions
Exam 5: Introduction to Probability and Sample Statistics4 Questions
Exam 6: Introduction to Hypothesis Testing: Inferences About a Single Mean7 Questions
Exam 7: Inferences About the Difference Between Two Means7 Questions
Exam 8: Inferences About Proportions6 Questions
Exam 9: Inferences About Variances8 Questions
Exam 10: Bivariate Measures of Association5 Questions
Exam 11: One-Factor Anova: Fixed-Effects Mode8 Questions
Exam 12: Multiple Comparison Procedures13 Questions
Exam 13: Factorial Anova: Fixed-Effects Mode16 Questions
Exam 14: One Factor Fixed-Effects Ancova With Single Covariate19 Questions
Exam 15: Random- and Mixed-Effects Analysis of Variance Models7 Questions
Exam 16: Hierarchical and Randomized Block Analysis of Variance Models12 Questions
Exam 17: Simple Linear Regression8 Questions
Exam 18: Multiple Linear Regression10 Questions
Exam 19: Logistic Regression15 Questions
Exam 20: Mediation and Moderation33 Questions
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A bowl contains 15 balls: 5 red, 3 orange, 4 yellow, and 3 blue. The probability that a ball selected at random is yellow is equal to which one of the following?
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Correct Answer:
B
A basket contains 58 rings: 10 diamond, 22 amethyst, and 26 aquamarine. The probability that a ring selected at random is amethyst is equal to which one of the following?
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Correct Answer:
B
Which of the following is needed to be able to draw inferences about a parameter based on a sample estimate?
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Correct Answer:
A
To draw inferences from a sample, to what is the sample statistic compared?
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