Mathematics, 25.12.2019 02:31 dawsoncarlisle
Tv advertising agencies face increasing challenges in reaching audience members because viewing tv programs via digital streaming is gaining in popularity. the harris poll reported on november 13, 2012, that 53% of 2343 american adults surveyed said they have watched digitally streamed tv programming on some type of device.
a. calculate and interpret a confidence interval at the 99% confidence level for the proportion of all adult americans who watched streamed programming up to that point in time.
b. what sample size would be required for the width of a 99% ci to be at most .05 irrespective of the value p?
Answers: 2
Mathematics, 21.06.2019 15:00
The head librarian at the library of congress has asked her assistant for an interval estimate of the mean number of books checked out each day. the assistant provides the following interval estimate: from 740 to 920 books per day. what is an efficient, unbiased point estimate of the number of books checked out each day at the library of congress?
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Mathematics, 21.06.2019 15:00
Flashback to semester a. are triangles pqr and stu congruent? what is the congruency that proves they are congruent? what is the perimeter of triangle pqr? show your work.
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Mathematics, 21.06.2019 23:00
Acarton of juice contains 64 ounces miss wilson bought six cartons of juice how many ounces of juice did she buy
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Tv advertising agencies face increasing challenges in reaching audience members because viewing tv p...
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