Assignment4new(1)

Assignment4new(1) - of these questions. 1. What is the...

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Psychology 1167 Assignment 4 Imagine that you are a teacher and that you have just given your class of 25 students a quiz. Their scores are as follows: Quiz Scores 6 7 9 2 8 8 4 8 9 2 4 1 1 7 8 2 3 8 9 1 9 8 6 5 9 You wish to know the variation of scores of your class. Use this information to answer the following questions. You may also find it helpful to refer back to Assignment 3 to answer some
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Unformatted text preview: of these questions. 1. What is the range of this data? (1 point) 2. What is the sum of the squared deviations from the mean? (3 points) 3. What is the variance? (3 points) 4. What is the standard deviation? (3 points)...
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This note was uploaded on 03/26/2011 for the course PSYCH 1167 taught by Professor Bingshi during the Spring '10 term at Temple.

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