Mathematics, 24.12.2019 06:31 ellamai10123
Acompany making refrigerators strives for the internal temperature to have a mean of 37.5 degrees with a population standard deviation of 0.6 degrees, based on samples of 100. a sample of 100 refrigerators have an average temperature of 37.48 degrees. are the refrigerators within the 90% confidence interval? a. no, the temperature is outside the confidence interval of (37.40, 37.60)b. no, the temperature is outside the confidence interval of (36.90, 38.10)c. yes, the temperature is within the confidence interval of (37.40, 37.60)d. yes, the temperature is within the confidence interval of (36.90, 38.10)
Answers: 1
Mathematics, 21.06.2019 19:00
The weekly revenue for a company is r = 3p^2 + 60p + 1060, where p is the price of the company's product. what price will result in a revenue of $1200.
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Mathematics, 21.06.2019 21:40
In a survey of 1015 adults, a polling agency asked, "when you retire, do you think you will have enough money to live comfortably or not. of the 1015 surveyed, 534 stated that they were worried about having enough money to live comfortably in retirement. construct a 90% confidence interval for the proportion of adults who are worried about having enough money to live comfortably in retirement.
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Mathematics, 22.06.2019 03:00
David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work
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Mathematics, 22.06.2019 03:20
Circle a has center of (2,3) and a radius of 5 and circle b has a center of (1,4) and a radius of 10. what steps will show that circle a is similar to circle b 1) dilate circle a by a scale factor of 2 2) translate circle a using the rule (x+1,y-1) 3) rotate circle a 180 degrees about the center 4) reflect circle a over the y-axis
Answers: 2
Acompany making refrigerators strives for the internal temperature to have a mean of 37.5 degrees wi...
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