Homework: Ch5 STAT 10000-Fall 2017 Score: 0.57 of 1 pt 5.3.19 A random sample of
ID: 3337326 • Letter: H
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Homework: Ch5 STAT 10000-Fall 2017 Score: 0.57 of 1 pt 5.3.19 A random sample of n = 100 observations is selected from a population with . 29 ado» 17 Complete perts. hought Click the icon to view the table of normal curve areas 50f 15 (15 complete) HW s = 1.7 (Round to one decimal place as needed.) b. Describe the shape of the sampling distribution ofx. OA Skewed left B. Skewed right CApproximately normal OD Uniform distribution c. Find P(x2 28) P(x 28)- 0.7217 (Round to four decimal places as needed) d. Find P(22.1 s x s 26.8) P(22.1sxs 26.8) 0.0978 (Round to four decimal places as needed.) e. Find P(x s28.2). Plks 282- (Round to four decimal places as needed) Clear A Enter your answer in the answer box and then click Check Answer remaining Question 9 p.807)Explanation / Answer
from above P(Xbar<28.2) =P(Z<(28.2-29)/1.7) =P(Z<-0.4706 )=0.3190
(Note:Please revert as for considering 3 significant digits for z ; it is coming 0.3188)
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