Mathematics, 02.12.2021 21:00 theresamarieuehling2
21. An economist wishes to estimate, to within with % confidence, the mean amount spent annually by American households on clothing. Assuming the standard deviation of the amount spent is $175, the minimum sample size needed is about : (a) 33 (b) 62 (c) 39 ( ) 84 ( e) 48
Answers: 3
Mathematics, 21.06.2019 21:20, KennyMckormic
The radius of the circle below intersects the unit circle at (3/5,4/5). what is the approximate value of theta? 0.6 radians 1.0 radians 36.9 degrees 53.1 degrees
Answers: 3
Mathematics, 21.06.2019 23:00, ManBun99
Assume that there is a 11% rate of disk drive failure in a year. a. if all your computer data is stored on a hard disk drive with a copy stored on a second hard disk drive, what is the probability that during a year, you can avoid catastrophe with at least one working drive? b. if copies of all your computer data are stored on four independent hard disk drives, what is the probability that during a year, you can avoid catastrophe with at least one working drive?
Answers: 2
Mathematics, 22.06.2019 00:30, vannybelly83
Can someone me and explain..will award brainlest!
Answers: 2
21. An economist wishes to estimate, to within with % confidence, the mean amount spent annually by...
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