Mathematics, 25.11.2019 22:31 jmanrules200
The average expenditure on valentine's day was expected to be (usa today, february 13, 2006). do male and female consumers differ in the amounts they spend? the average expenditure in a sample survey of male consumers was , and the average expenditure in a sample survey of female consumers was . based on past surveys, the standard deviation for male consumers is assumed to be , and the standard deviation for female consumers is assumed to be . the value is . round your answers to decimal places. a. what is the point estimate of the difference between the population mean expenditure for males and the population mean expenditure for females? 62.73 b. at confidence, what is the margin of error? c. develop a confidence interval for the difference between the two population means.
Answers: 2
Mathematics, 21.06.2019 15:00
Acircular hot tub located near the middle of a rectangular patio has a diameter of 48 inches. the patio measures 11 feet by 6 feet. what is the area of the patio that is not covered by the hot tub?
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Mathematics, 22.06.2019 03:00
Find the slope of the line that passes through the points (0, 0) and (-2, -3). 2/3 3/2 -3/2
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Mathematics, 22.06.2019 06:00
An entertainment firm offer serveral dj choices and light shows that range in price based on the rental time period. the djs cost between $219 and $369 per night and the light shows cost between $159 and $309 per night. if you are booking both a dj and a light show write a compound inequality that represents the possible total amount you would pay x
Answers: 1
The average expenditure on valentine's day was expected to be (usa today, february 13, 2006). do mal...
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