Exam 6: Probability, Probability Distributions, and an Introduction to Inferential Statistics
Exam 1: The Importance of Statistics in the Criminological Sciences or Why Do I Have to Learn This Stuff24 Questions
Exam 2: Levels of Measurement and Aggregation25 Questions
Exam 3: Data Visualization Techniques: Ways of Understanding Data Distributions24 Questions
Exam 4: Measures of Central Tendency25 Questions
Exam 5: Measures of Dispersion23 Questions
Exam 6: Probability, Probability Distributions, and an Introduction to Inferential Statistics25 Questions
Exam 7: Point Estimation and Confidence Intervals24 Questions
Exam 8: From Estimation to Statistical Tests: Hypothesis Testing for One Population Mean and Proportion24 Questions
Exam 9: Testing Hypotheses With Categorical Data25 Questions
Exam 10: Hypothesis Tests Involving Two Population Means or Proportions24 Questions
Exam 11: Hypothesis Involving Three or More Population Means: Analysis of Variance25 Questions
Exam 12: Bivariate Correlation and Regression25 Questions
Exam 13: Controlling for a Third Variable: Multiple OlS Regression27 Questions
Exam 14: Regression Analysis With a Dichotomous Dependent Variable: Logit Models25 Questions
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The question "What is the probability of a child being in school or the child offending?" is an example of ______.
Free
(Multiple Choice)
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Correct Answer:
D
A binominal distribution has a variable that ______.
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(Multiple Choice)
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Correct Answer:
D
Events that have only two possible outcomes are called Bernoulli Events
Free
(True/False)
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Correct Answer:
True
In a normal distribution, a z-score of at least 1.96 is indicative of a rare event because it occurs 5% of the time or less
(True/False)
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For every normal distribution, .6826 (68.26%) of the are under the curve lies between the mean and a point that is one standard deviation to the right and one standard deviation to the left of the mean.
(True/False)
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Which rule of probability states that for two non-mutually exclusive events the probability of each event occurring is equal to the sum of their separate probabilities minus the probability of their joint occurrences?
(Multiple Choice)
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When the joint probability of two events occurring is zero, the two events are said to be ______.
(Multiple Choice)
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The following equation. , can be used to determine the probability of any number of successes, r, so long as there are only two outcomes-success(p) and failure(q). This is also called the ______.
(Multiple Choice)
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The restricted addition rule of probabilities relates to ______.
(Multiple Choice)
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For every normal distribution, .9544 (95.44%) of the are under the curve lies between the mean and a point that is two standard deviations to the right and two standard deviations to the left of the mean
(True/False)
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Which rule of probability states that for two mutually exclusive events the probability of each event occurring is equal to the product of their separate probabilities?
(Multiple Choice)
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For every normal distribution, .9974 (99.74%) of the are under the curve lies between the mean and a point that is three standard deviations to the right and is three standard deviations to the left of the mean
(True/False)
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If an infinite number of random samples of size n are drawn from any population with mean µ and standard deviation σ, then as the sample size (n) becomes large, the sampling distribution of sample means will approach normality even if the population distribution is not normally distributed is known as the ______.
(Multiple Choice)
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State and describe the three characteristics of the sampling distribution of the mean based on the Central Limit Theorem
(Essay)
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