I need help with part a and b Do Homework-Erika Wilson-Microsoft Edge ? http://w

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I need help with part a and b Do Homework-Erika Wilson-Microsoft Edge ? http://www math Homeworkaspx?homeworkld 4793760698uquestionld 3.8&flushed; MA TH 141-03, Introduction to Satistics Homework: HW 4 Score: 0 of 1 pt 5.3.45-T 3of6 12 compiete) Hw Score: 3333%, 2 of 6 Question Holp Two causes ot poor power qualty we "sag and "wells-A sag in an unusual ap heavy industiry, the mean umber of swes was 18 and a swell s an usus noease in ne nomaly asmbuted per week was 101 with a standard devation of 27 9 swels per week The mean number of week Aasune the number of sags and the namber nunter of swes are nomaly dinibuted Suppose one of the tanslorners is andonly seeched and toune to have 430 sags and a. Whial s the probabihy t ur the number of sags per week is nber of swets per week s greates than 150 Round to thvee decisl places as needd) reet your box and then dik G N 6 8 9 0

Explanation / Answer

a)

b)

( please try 0.8665 if above does not work)

for normal distribution z score =(X-?)/? here mean=       ?= 332 std deviation   =?= 31.0000

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