Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 1 2 3 4 Probability 0.639 0.222 0.094 0.026 0.014 0.006 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. u= (Round to one decimal place as needed.) Find the variance of the probability distribution. o2 = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. 6= (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. O A. A household on average has 0.6 dog with a standard deviation of 0.9 dog. O B. A household on average has 0.9 dog with a standard deviation of 0.6 dog. OC. A household on average has 0.6 dog with a standard deviation of 11 dogs. O D. A household on average has 0.9 dog with a standard deviation of 0.9 dog.
Complete parts (a) and (b) below. The number of dogs per household in a small town Dogs 1 2 3 4 Probability 0.639 0.222 0.094 0.026 0.014 0.006 (a) Find the mean, variance, and standard deviation of the probability distribution. Find the mean of the probability distribution. u= (Round to one decimal place as needed.) Find the variance of the probability distribution. o2 = (Round to one decimal place as needed.) Find the standard deviation of the probability distribution. 6= (Round to one decimal place as needed.) (b) Interpret the results in the context of the real-life situation. O A. A household on average has 0.6 dog with a standard deviation of 0.9 dog. O B. A household on average has 0.9 dog with a standard deviation of 0.6 dog. OC. A household on average has 0.6 dog with a standard deviation of 11 dogs. O D. A household on average has 0.9 dog with a standard deviation of 0.9 dog.
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.4: Expected Value
Problem 20E
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