Homework: Chapter Seven Score: 0 of 1 pt 7.3.14-T 6df(5 complete) A global resea

Question

Homework: Chapter Seven Score: 0 of 1 pt 7.3.14-T 6df(5 complete) A global research study found that the majority of today's working women would prefer a better work ife balance to an increased salary One of the most important contrib saying that having a flexible work schedule is either very important or extremely important to their career success Suppose you select a. what is the probability that in the sample fewer than 55% say that having a flexible work schedule is either very important or e mely important to ther eer success 0 9455 (Round to four decimal places as needed) b. What is the probability that in the sample between 42% and 55% say that having a sectie work schedulets either very mportant or exte ymp rtant ther careers a sample of 100 working women. A (Round to four decimal places as needed) Clear All Enter your answer in the answer box and then click Check Answer

Explanation / Answer

a) p = 0.47

P(p^ < 0.55)

= P(Z < (0.55 - 0.47)/sqrt(0.47*0.53/100))

= P(Z < 1.603)]= 0.9455

b)

P(0.42 < p^ < 0.55)

= P(p^ < 0.55) - P(p^ < 0.42)

= 0.9455 - P(Z< -1.00180)

= 0.9455 -0.1582

= 0.7873

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