## INTRODUCTION TO PSYCHOLOGICAL STATISTICS – PSYC 204/POTH 204 ASSIGNMENT #3

## INTRODUCTION TO PSYCHOLOGICAL STATISTICS – PSYC 204/POTH 204 ASSIGNMENT #3

INTRODUCTION TO PSYCHOLOGICAL STATISTICS – PSYC 204/POTH 204ASSIGNMENT #3 (9 points)Due Tuesday, Nov. 17, 2015, in classWORK MUST BE INDEPENDENT, COMPLETE and NEATLY ORGANIZED.SHOW YOUR WORK.Assignments will be returned Tuesday, November 24th and resubmissions are due onTuesday, Dec. 1 in class. Please attach corrections to the back of your original assignment.You may ask for help with the corrections, but please cite all sources.Assignments that are marked âAcceptedâ need not be resubmitted.The following data was collected from a group of PSYC 204 students:Subject # Age12345678910111213142220191919201918201918182220Anxiety ExpectedGrade1.5 A8 A11 C+6 A2 A1 A7 A3 A8 A8 B3 A7 C+1.5 A8 AStudy # Prev MathHrsCourses55934317161447.5284818061705593Most importantfor successpassionworkcuriosityworkworkworkworkworkworkworkworkpatiencepassionworkSpecify which test would be used for each of the following hypotheses. For each, state:a) the hypothesesb) the dfc) the critical valueFor hypotheses 3, 4 and 5, also:d) Conduct the teste) write a short report:1) The expected grades are not uniformly distributed.2) Anxiety ratings are inversely related to the number of previous math courses.3) Students who think that work is the key to success plan to study more than studentswho name some other characteristic.4) The average age is greater than 18.5) Expected grade (A vs not A) is related to the key characteristics for success (workvs not work)

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