Mathematics, 17.03.2020 17:02, lolgirl9757
An advertising firm plans to have a sample of individuals view a commercial on a ‘‘sunscreen pill" that one can swallow to provide mild SPF protection throughout the day. After viewing the commercial, each individual will be asked if he/she would consider buying the product. How many individuals should the firm sample to estimate the proportion who would consider buying the product to within a margin of error +-3% with 90% confidence?
Answers: 3
Mathematics, 22.06.2019 01:00, abbygailgo674
Libby built a fence that was 56 \text { feet}56 feet long over 44 days. she built the same length of fence each day. how many inches of fence did libby build each day?
Answers: 1
Mathematics, 22.06.2019 01:20, ramenbowlz
Do one of the following, as appropriate: (a) find the critical value z subscript alpha divided by 2 , (b) find the critical value t subscript alpha divided by 2 . 99%; nequals 17; sigma is unknown; population appears to be normally distributed.
Answers: 3
An advertising firm plans to have a sample of individuals view a commercial on a ‘‘sunscreen pill" t...
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