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444103639 -... Bb Assignments... P Review Home... x P Quiz Ch4-Ch5 P Do Homework... Do Homework... Mohammed Almegbil 10/18/22 8:31 PM Question 6 of 7
444103639 -... Bb Assignments... P Review Home... x P Quiz Ch4-Ch5 P Do Homework... Do Homework... Mohammed Almegbil 10/18/22 8:31 PM Question 6 of 7 This quiz: 22 point(s) possible This question: 7 point(s) possible Submit quiz Given the probability distributions shown to the right, complete the following Distribution A Distribution B K parts. Xi P(X = X; ) Xi P(X = X; ) 0.46 0.06 a. Compute the expected value for each distribution. 0 0.24 0.11 b. Compute the standard deviation for each distribution. 0.13 AWN- O 0.13 c. What is the probability that x will be at least 3 in Distribution A and A WN. 0.11 0.24 Distribution B? 0.06 0.46 d. Compare the results of distributions A and B. What is the probability that x will be at least 3 in Distribution B? P(x23) =_ (Type an integer or a decimal. Do not round.) d. Use these results to compare distribution A and distribution B. O A. Distribution A is left-skewed, distribution B is symmetric. O B. Distribution A is symmetric, distribution B is symmetric. C. Distribution A is left-skewed, distribution B is right-skewed. O D. Distribution A is right-skewed, distribution B is left-skewed. O E. Distribution A is symmetric, distribution B is right-skewed. NextP Quiz Ch4-Ch5 Do Homework... Do Homework.. Mohammed Almegbil 10/18/22 8:33 PM Question 6 of 7 This quiz: 22 point(s) possible This question: 7 point(s) possible Submit quiz Given the probability distributions shown to the right, complete the following parts. Distribution A Distribution B !x P (X = x; ) P(X = X1 ) a. Compute the expected value for each distribution. 0.46 O 0.06 b. Compute the standard deviation for each distribution. 0.24 0.11 c. What is the probability that x will be at least 3 in Distribution A and 0.13 0.13 WN. Distribution B? 0.11 0.24 d. Compare the results of distributions A and B. 0.06 D.46 a. What is the expected value for distribution A? #= 1.07 (Type an integer or decimal rounded to three decimal places as needed.) What is the expected value for distribution B? F= 293 (Type an integer or decimal rounded to three decimal places as needed.) b. What is the standard deviation for distribution A? (Type an integer or decimal rounded to three decimal places as needed.) What is the standard deviation for distribution B? Next
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