Statistics Assignment | Professional Writing Services
February 15th, 2020
For a telephone survey, a marketing research group needs to contact at least 150 wives, 120 husbands, 100 single adult males, and 110 single adult females. It costs $2 to make a daytime call and $5 to make an evening call.
Out of all calls made during the day, the proportion of each category that answers the phone is listed in D2:E5 (ex: 30% of day calls are answered by wives). Similar proportions for evening calls are listed in E2:E5 (ex: 15% of Evening calls are answered by single men). Because of limited staff, at most half of all phone calls can be made in the evening.
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