Concept explainers
a.
i. Find the value of a t test for independent means.
ii. Find the
iii. Find the t for significance of the correlation coefficient and note explicitly the similarity of results.
iv. Construct a
v. Give the explanation of the relation of the spread of the means, and the spread of the scores around the means, to the t test result.
b.
i. Find the value of a t test for independent means.
ii. Find the
iii. Find the t for significance of the correlation coefficient and note explicitly the similarity of results.
iv. Construct a scatter diagram.
v. Give the explanation of the relation of the spread of the means, and the spread of the scores around the means, to the t test result.
c.
i. Find the value of a t test for independent means.
ii. Find the correlation coefficient.
iii. Find the t for significance of the correlation coefficient and note explicitly the similarity of results.
iv. Construct a scatter diagram.
v. Give the explanation of the relation of the spread of the means, and the spread of the scores around the means, to the t test result.
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Statistics for Psychology
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