Mathematics, 15.04.2020 20:02 ddea4081
The mean selling price of new homes in a city over a year was $115,000. The population standard deviation was $25,000. A random sample of 100 new home sales from this city was taken. a) What is the probability that the sample mean selling price was more than $110,000?b) What is the probability that the sample mean selling price was between $114,000 and $116,000?c) What is the probability that the mean selling price of a random sample of 100 new home sales lies within one standard deviation of the population mean?
Answers: 2
Mathematics, 21.06.2019 13:30
Lindsay is creating a bridge out of dried pasta and glue. in her plans, she sketches the graph to determine the lengths of the noodles, in centimeters, needed for the arch to increase the length of the bridge in 1 centimeter increments.which function did lindsay use to create her design? f(x) = (x – 5)2 + 8 f(x) = –(x + 5)2 + 8 f(x) = 0.5(x + 5)2 + 8 f(x) = –0.5(x – 5)2 + 8
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Mathematics, 21.06.2019 19:40
An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called
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The mean selling price of new homes in a city over a year was $115,000. The population standard devi...
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