Question: Name: Date: Topic 2: Population and Sampling Distribution Excel Worksheet Directions: Answer all questions and submit to instructor at the end of Topic 2 1

Name: Date: Topic 2: Population and Sampling Distribution Excel Worksheet Directions: Answer all questions and submit to instructor at the end of Topic 2 1 A. For a normal distribution that has a mean of 100, and a standard deviation of 8, determine the Z-score for each of the following X values: X = 108 Z= X = 112 Z= X = 98 Z= X = 70 Z= X = 124 Z= 1 B. Use the information in 1 A. to determine the area or probability of the following: p(x > 108) p(x < 98) p(92 < x < 108) p(84 < x < 116) p(x < 84) 7. Find the mean and standard error of the sample means that is normally distributed with a mean of 10 and a standard deviation of 2 and a sample size of 25. 8. Using the above distribution find the probability of a score less than 11. Q1 Q2 Q3 Q4 Q5 Q6 Q7 Q8 mean SE

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