Mathematics, 25.03.2020 00:10 Jroc23
39: Suppose that the amount of time teenagers spend on the internet is normally distributed with a standard deviation of 1.5 hours. A sample of 100 teenagers is selected at random, and the sample mean computed as 6.5 hours. a. Determine the 95% confidence interval estimate of the population mean. b. Interpret what the confidence interval estimate tells you.
Answers: 3
Mathematics, 21.06.2019 19:10
Which ordered pair is a solution of the equation? y + 5 = 2(2+1) choose 1 answer ® only (5,10 ® only (-1,-5) © both (5, 10) and (-1,-5) 0 neither
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Mathematics, 21.06.2019 21:30
Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers
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Mathematics, 21.06.2019 23:30
Graph the line with the given slope m and y-intercept b. m=-3,b=1
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39: Suppose that the amount of time teenagers spend on the internet is normally distributed with a s...
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