Mathematics, 16.07.2021 04:00 mnikitha07
(08.01 MC)Below are the data collected from two random samples of 500 American adults on the number of hours they spend doing leisure and sports activities per day (rounded to the nearest hour): Number of hours spent doing leisure and sports activities per day 1 2 3 4 5 Sample A: Number of adults 70 90 135 140 65 Sample B: Number of adults 80 80 130 135 75 Dan concludes that adults spend a mean of 3 hours each day doing leisure and sports activities. Bret thinks the mean is 4 hours. Who is correct—Dan or Bret? Explain your answer in two or three sentences. Make sure to use facts to support your answer.
Answers: 2
Mathematics, 21.06.2019 20:30
Acompany produces packets of soap powder labeled “giant size 32 ounces.” the actual weight of soap powder in such a box has a normal distribution with a mean of 33 oz and a standard deviation of 0.7 oz. to avoid having dissatisfied customers, the company says a box of soap is considered underweight if it weighs less than 32 oz. to avoid losing money, it labels the top 5% (the heaviest 5%) overweight. how heavy does a box have to be for it to be labeled overweight?
Answers: 3
Mathematics, 21.06.2019 23:30
I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i
Answers: 1
Mathematics, 22.06.2019 00:30
What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?
Answers: 1
(08.01 MC)Below are the data collected from two random samples of 500 American adults on the number...
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