Mathematics, 27.07.2021 19:00 shayhiddinovxasan93
A soccer ball manufacturer wants to estimate the mean circumference of mini-soccer balls within 0.12 inch. Assume that the population of circumferences is normally distributed with a population standard deviation of 0.78 inch. How many balls must the manufacturer sample in order to construct a 90% confidence interval for the population mean
Answers: 2
Mathematics, 22.06.2019 02:30
You had $235 in your savings account nine weeks ago. you withdrew the same amount each week for 8 straight weeks. your balence was then $75. solve the equation 235 - 8m=75 to find how much money m you withdrew from your account each week. 2 points
Answers: 1
Mathematics, 22.06.2019 03:00
Isabelle is mixing red and blue paint to make purple paint she adds 3/10 of a fluid ounce of red to 12/25 of a fluid ounce of blue to make 1 1/30 fluid ounces of purple how many fluid ounces of red paint ounces of red paint will she need to make 3 fluid ounces of purple paint
Answers: 1
A soccer ball manufacturer wants to estimate the mean circumference of mini-soccer balls within 0.12...
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