For the Following Question(s): a Researcher Conducts a T Test

question 16

Multiple Choice

For the following question(s) : A researcher conducts a t test for dependent means in which it is predicted that there will be a decrease in unemployment from before to after a particular job-skills training program. The cutoff t needed is -1.833. The standard deviation of the distribution of means of change scores is 2.0 and the mean change score for the sample studied is an increase of 5.2.
-What is the appropriate conclusion?

• A)Reject null hypothesis
• B)Do not reject null hypothesis
• C)It cannot be determined without also knowing the population mean
• D)It cannot be determined without also knowing the population SD or its estimate

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A lawsuit brought by a shareholder on behalf of a corporation against a third party, often the corporation's executives or directors, for wrongs committed against the corporation.

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