Problem Set 1 v5

Problem Set 1 v5 - 3. A set of N = 500 scores has a mean of...

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Problem Set 1: Chapters 1-4 PSY207 B : Spring 2011 Due at the beginning of class on Monday, February 7 – NO EXCEPTIONS. You must hand in your work on this form. Each question is worth ½ point. Name: _________________________________ Person number: _________________________________ Note: It is possible that you may not be able to compute some answers because of insufficient information. If so, simply indicate “insufficient information” in the space provided for the answer. 1. Consult the following table: X f 11 200 9 115 8 92 1 80 For these data, M = __________. 2. Consult the following table: X f 30-34 85 25-29 123 20-24 154 15-19 75 For this distribution, X = __________.
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Unformatted text preview: 3. A set of N = 500 scores has a mean of = 425. An individual with 100 points is removed from the population. What is the new mean? ______________ 1 4. Base on the following graph: What is the range? _______________ What is the median? _______________ 5. In a population with a mean of = 4.05, a score of X = -1.50 would have a deviation score of __________. 6. A population has SS = 36 and = 3. How many scores are in the population? ____________ 7. A sample of n = 7 scores has SS = 42. What is the standard deviation for the sample? ____________ 8. What is the variance for the following population of scores? ____________ Scores: 75, 75, 72, 76, 77, 76, 74 2...
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This note was uploaded on 04/20/2011 for the course PSY 207 taught by Professor Pfordesher during the Spring '07 term at SUNY Buffalo.

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Problem Set 1 v5 - 3. A set of N = 500 scores has a mean of...

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