Mathematics, 01.08.2019 00:20 sandersmakaylaovq5vu
An advertising company wishes to estimate the population mean of the distribution of hours of television watched per household per day. suppose that the population standard deviation of hours watched per household per day is known to be 2.8 hours. the company decides that it wants the 99% confidence interval for the population mean to be no longer than 0.5 (hour). what is the minimum sample size that will result in a small enough confidence interval?
Answers: 2
Mathematics, 21.06.2019 14:00
Design a number line containing five (5) points2.benin, one of the smallest countries in africa, has a total area of 43,475 square miles. the population of the country was recently estimated at 10,160,555. about 3,657,790 people live in rural areas. the country has only about 870 miles of surfaced roads. a. round off the total population to the nearest hundred thousand people. b. round off beninโs area in square miles to the nearest thousand. c. round off the number of miles of surfaced roads to the nearest ten. d. round off the number of people who live in rural areas to the nearest million.
Answers: 3
Mathematics, 21.06.2019 15:30
Adepartment store purchases screen-printed t-shirts at a cost of $5 per shirt. they mark up the price 150% (making the selling price 250% of the store's purchase price) and put them on the sales floor. every month that a t-shirt doesn't sell, the store reduces the selling price by 25%.
Answers: 3
Mathematics, 21.06.2019 21:30
Ok a point t on a segment with endpoints d(1, 4) and f(7, 1) partitions the segment in a 2: 1 ratio. find t. you must show all work to receive credit.
Answers: 1
An advertising company wishes to estimate the population mean of the distribution of hours of televi...
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