Mathematics, 13.12.2021 04:10 juvie65
A coffee shop claims that its fresh-brewed drinks have a mean caffeine content of 140 mg per 8 ounces. You want to test
this claim. You find that a random sample of 42 eight ounce servings has a mean caffeine content of 146 mg and a
standard deviation of 22 mg. At a = 0.05, test this claim.
Answers: 3
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What is the equation of the line in point-slope form? y+ 4 = 1/2(x+4) y-4 = 1/2(x + 4) y-0 = 2(x - 4) y-4 = 2(8-0)
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Mathematics, 22.06.2019 00:50
Margie is practicing for an upcoming tennis tournament. her first serve is good 20 out of 30 times on average. margie wants to know the estimated probability that her first serve will be good at least four of the next six times she serves. how could she design a simulation for this scenario?
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The diameter of the moon is about 3500 km. approximate the surface area of the moon using the formula for the surface area of a sphere, s = 4πr2. write your answer in scientific notation.
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A coffee shop claims that its fresh-brewed drinks have a mean caffeine content of 140 mg per 8 ounce...
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