due feb 17

due feb 17 - Name: Camille Paxton PSY 3204 Psychological...

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Unformatted text preview: Name: Camille Paxton PSY 3204 Psychological Statistics Lab Five Assignment February 10, 2010 Instructions: 1. Due February 17, 2010, by the beginning of the lab. 2. Save your answers to this document and return. 3. This week, you are not required to submit any output! 4. Don’t forget your name at the top! 1. Use the following scenario to answer questions a – d (4 x 0.5 points = 2 points) . A survey of college students was conducted during final exam week to find out how many cups of coffee students consume each day. The mean of the distribution was 4 and the standard deviation was 1.5. Assume the data are approximately normally distributed (and pretend that cups of coffee are continuous). Use the z tables at the end of the book (pages 272-275) to answer each of the following six questions. a) What % of students drank more than 7 cups of coffee? 7-4/1.5=z z=2 .0228% drank more than 7 cups of coffee b) What % of students drank between 2 and 7 cups of coffee?...
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This note was uploaded on 06/02/2010 for the course ENC ENC 1102 taught by Professor Weber during the Spring '10 term at Tampa.

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due feb 17 - Name: Camille Paxton PSY 3204 Psychological...

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