Take a Test - Daunyelle Robinson - Google Chrome mathxl.com/Student/PlayerTest.aspx?testld=233512585¢erwin=yes 2021 Fall Session A Math 201-10 Daunyelle Robinson & | 10/11/217:47 PM Quiz: Quiz 4: Chapters 6 and 7 Question 5 This Quiz: 18 pts possible Submit Quiz Use n= 9 and p = 0.75 to complete parts (a) through (d) below. (a) Construct a binomial probability distribution with the given parameters. P(x) P(x) 4 (Round to four decimal places as needed.) (b) Compute the mean and standard deviation of the random variable using ux = E[x - P(x)] and ox = / >[x2 . P(x)] -1xx Hx =(Round to two decimal places as needed.) 5x =(Round to two decimal places as needed.) (c) Compute the mean and standard deviation, using ux = np and ox = vnp(1 - p). Hx =(Round to two decimal places as needed.) 5x =(Round to two decimal places as needed.) (d) Draw a graph of the probability distribution and comment on its shape. Which graph below shows the probability distribution? O A. O B. OC. OD. AP(x) 0.51 0.5- AP(x) 0.5- 0.25 0.25-.1. 0.25- 0.25- 4 6 8 1 0 2 4 6 8 10 0 2 4 6 8 10 0246810 The binomial probability distribution is StatCrunch Next 4-4.html Show all Type here to search O Rain coming ~ 9 4 (x it 7:11 PM 10/11/2021