Use the Traditional Method of Hypothesis Testing to Test the Given

question 20

Essay

Use the traditional method of hypothesis testing to test the given claim about the means of two populations. Assume that two dependent samples have been randomly selected from normally distributed populations.
-A test of abstract reasoning is given to a random sample of students before and after they completed a formal logic course. The results are given below. At the 0.05 significance level, test the claim that the mean score is not affected by the course. $$\begin{array}{l}\begin{array} { l l l l l l l l l l l } \text { Before } &74&83&75&88&84&63&93&84&91&77\\\hline \text { After } & 73 & 77 & 70 & 77 & 74 & 67 & 95 & 83 & 84 & 75\end{array}\end{array}$$

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Definitions:

Journal Entry

A record that represents the business transactions in the accounting books, involving at least one debit and one credit.

Stocks And Bonds

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Journal Entry

A record in accounting that reflects a business transaction, listing the accounts and amounts to be debited and credited.

Fair Value

The price that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants at the measurement date.