Exercises_on_Hypothesis_testing_-_Moodle

Exercises_on_Hypothesis_testing_-_Moodle - March 8, 2010...

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March 8, 2010 INTRODUCTION TO HYPOTHESIS TESTING #1 List the five steps of hypothesis testing. #2 When a result is significant, explain why is it wrong to say the result “proves” the research hypothesis? #3 For each of the following, (a) say what two populations are being compared, (b) state the research hypothesis, (c) state the null hypothesis, and (d) say whether you should use a one-tailed or two-tailed test and why. (1) In an experiment, people are told to solve a problem by focusing on the details. Is the speed of solving the problem different for people who get such instructions compared to people who are given no special instructions? (2) Based on anthropological reports in which the status of women is scored on a 10-point scale, the mean and standard deviation across many cultures are known. A new culture is found in which there is an unusual family arrangement. The status of women is also rated in this culture. Do cultures with the unusual family arrangement provide higher status to women than cultures in
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This note was uploaded on 04/29/2010 for the course PSYCH 315 taught by Professor Afroditipanagopoulos during the Winter '10 term at Concordia Canada.

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Exercises_on_Hypothesis_testing_-_Moodle - March 8, 2010...

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