Question

2019 Fall MATH 1530 introductory Statistics OG JBRITT Se Reanna Callins & I 11/9/19 4:44 PM Clos Review Homework: S4 Section 8.2 Homework Score: 0 of 1 pt 7 of 11 Instructor-created question HW Score: 35.06%, 3.86 of 11 Question Help According to a study conducted by a statistical organization, the proportion of people who are satisfied with the way things are going in their lives is 0.82. Suppol that a random sample of 100 people is obtained. Complete parts (a) and (b) below. Click Here for StatCrunch (a) What is the probability that the proportion who are satisfied with the way things are going in their life exceeds 0.867 The probability that the proportion who are satisfied with the way things are going in their life exceeds 0.86 is (Round to four decimal places as needed.) (b) Would it be unusual for a survey of 100 people to reveal that 75 or fewer people in the sample are satisfied with their lives? The probability that 75 or fewer people in the sample are satisfied is which unusual because this probability (Round to four decimal places as needed.) less than

Answer 1

Solubion p: 0.82 (a) P(p0.86) P(P-P 7 0.86-O.82 .82 x0.1& P(2104) O.1492 75 o.8 2 75 L lo0 IO O Plze-182) .0344 The pro bakility that 7s dhe Sarmple ave Sahshed is Ox fuwes people im which wmusua beause he po babi lity 0.0349 is Iers dham O.00