Do Home Homework: Section 4.3 Homework Change score: 0 of 1 pt HW Score: 70 59%,

Question

Do Home Homework: Section 4.3 Homework Change score: 0 of 1 pt HW Score: 70 59%, 12 of 17 pts 90117 (1 4 complete) Question Help * 4.3.28 The table below summarizes results from a study of people who refused to answer survey questions. A pharmaceutical company is Name interested in opinions of the elderly What is the probability that the selected subject is someone 60 and over who responded? Due Last Worked Current Sco Responded 76 Attempts 22-2930-3 248 40-49 139 18 21 50-59-60and ver 141 36 Refused 12 21 34 27 58 The probability that the selected subject is someone 60 and over who responded is Round to three decimal places as needed ) Question Question Question Question Question uestion 4 uestion 8 uestion 12 Question 16 ok Enter your answer in the answer box and then click Check Answer Clear All This course (MAT All parts showing Copyright 2018 P

Explanation / Answer

Solution:-

18-21 22-29           30-39 40-49            50-59        60 and over Total

Responded 76 258 248 139 141 205 1067

Refused 12 21 34 27 36 58 188

Total 88 279 282 166 177 263 1255

P(60 and over & responded) = 205/1255 = 0.163

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