Mathematics, 04.02.2020 11:02, tatilynnsoto17
An electronics store receives a shipment of eight boxes of calculators, with ten calculators in each box. a quality control inspector chooses a box by putting eight identical slips of paper numbered 1 to 8 into a hat and picking a slip at random. he then chooses a calculator at random from the box selected using a similar method with ten slips of paper in a hat. he repeats the process until he obtains a sample of 5 calculators for quality control testing. does this sampling plan result in a simple random sample? explain.
Answers: 2
Mathematics, 21.06.2019 17:30, andrewjschoon2876
Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)
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Mathematics, 21.06.2019 21:40, dededese2403
Astudy was interested in determining if eating milk chocolate lowered someone's cholesterol levels. ten people's cholesterol was measured. then, each of these individuals were told to eat 100g of milk chocolate every day and to eat as they normally did. after two weeks, their cholesterol levels were measured again. is there evidence to support that their cholesterol levels went down? how should we write the alternative hypothesis? (mud = the population mean difference= before - after)a. ha: mud = 0b. ha: mud > 0c. ha: mud < 0d. ha: mud does not equal 0
Answers: 1
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