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Question
A set of data organized by summarizing the number of times a particular value of a variable occurs is referred to as a(n) _____.a. inference table
b. frequency distribution
c. probability sample
d. sample summary
Answer
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Related questions
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Sketch an example of each of the following (be sure to label everything clearly):
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The independent samples t-test tests the differences between means taken from two independent samples or groups.
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A cross-tabulation is a simple way to describe the relationships between two groups.
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Q:
The key statistical test for an ANOVA model is the _____.
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Which of the following is the sum of differences between the group mean and the grand mean summed over all groups for a given set of observations?
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Q:
In a study comparing the means of two groups in which there are 45 males in Group 1 and 37 females in Group 2, the degrees of freedom for this study when using the t-test for the difference between means is:
a. 84
b. 80
c. 82
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Q:
In using the t-test to compare the means of two groups, the degrees of freedom are calculated as _____.
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Q:
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All of the following are examples of an observation study EXCEPT ____.
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