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Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 0 1 2 3 4 5 6 7 Probability 0.061 0.121 0.164 0.179 0.208 0.129 0.083 0.055 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is. (Round to one decimal place as needed.) The variance is. (Round to one decimal place as needed.) The standard deviation is. (Round to one decimal place as needed.) (b) Interpret the results. The mean is, so the average student is involved in typical number of activities per student (Round to one decimal place as needed.) The standard deviation is so the

Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 0 1 2 3 4 5 6 7 Probability 0.061 0.121 0.164 0.179 0.208 0.129 0.083 0.055 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is. (Round to one decimal place as needed.) The variance is. (Round to one decimal place as needed.) The standard deviation is. (Round to one decimal place as needed.) (b) Interpret the results. The mean is, so the average student is involved in typical number of activities per student (Round to one decimal place as needed.) The standard deviation is so the

Calculus For The Life Sciences
Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter13: Probability And Calculus
Section13.3: Special Probability Density Functions
Problem 52E
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Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 4 5 6 Probability 0 1 2 3 7 D 0.061 0.121 0.164 0.179 0.208 0.129 0.083 0.055 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is. (Round to one decimal place as needed.) The variance is (Round to one decimal place as needed.) The standard deviation is. (Round to one decimal place as needed.) (b) Interpret the results. The mean is, so the average student is involved in typical number of activities per student (Round to one decimal place as needed.) The standard deviation is so the
Transcribed Image Text:Use the probability distribution to complete parts (a) and (b) below. The number of school-related extracurricular activities per student Activities 4 5 6 Probability 0 1 2 3 7 D 0.061 0.121 0.164 0.179 0.208 0.129 0.083 0.055 (a) Find the mean, variance, and standard deviation of the probability distribution. The mean is. (Round to one decimal place as needed.) The variance is (Round to one decimal place as needed.) The standard deviation is. (Round to one decimal place as needed.) (b) Interpret the results. The mean is, so the average student is involved in typical number of activities per student (Round to one decimal place as needed.) The standard deviation is so the
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ISBN:
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