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sgr in Page G Google n Here ya go cathy Gea C campus Porta D God Jeb Details D myszNHu Do Homework Michaela Wilkes-Google Chrome Secure I https/www.mathodcom/Student/PlayerHomeworkaspalhomeworkd aspxhomeworkidd4036076saaquestionid-18tushed-talseledd 42501108centerwin MAT-2 Homework: 2-2 MyStatLab: Module Two Problem Set Score: 0 of 5 pts HW Score: 2781%, 18.07 of 65 p 11 of 14 he a 8.1.19 IE Question Help check Suppose the lengths of the pregnancies of a certain animal are approximately nomaly distributed with mean w 185 days and standard deviation 13 days fa)What is the probability that a randomly selected pregnancy lasts less than 180 days? The probabary that a randomly selected pregnancy lasts less than 180 days is approximately (Round to four decimal places as needed) I. (LI) More Enter your answer in the answer box and then click Check Answer remaining

Explanation / Answer

here visibility is little low, please revert if i have taken parameters wrong.

mean=185 ; std deviaiton =13

for normal distribution : Z =(X-mean)/std deviation

hence P(X<180) =P(Z<(180-185)/13) =P(Z<-0.3846) =0.3503 (from normal value table)

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