Mathematics, 17.07.2019 02:20 tiffcarina69
As part of a study of corporate employees, the director of human resources for pnc, inc., wants to compare the distance traveled to work by employees at its office in downtown cincinnati with the distance for those in downtown pittsburgh. a sample of 35 cincinnati employees showed they travel a mean of 370 miles per month. a sample of 40 pittsburgh employees showed they travel a mean of 380 miles per month. the population standard deviation for the cincinnati and pittsburgh employees are 30 and 26 miles, respectively. at the .05 significance level, is there a difference in the mean number of miles traveled per month between cincinnati and pittsburgh employees?
Answers: 2
Mathematics, 21.06.2019 15:00
This is the number of parts out of 100, the numerator of a fraction where the denominator is 100. submit
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Mathematics, 21.06.2019 18:30
Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?
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Mathematics, 21.06.2019 22:10
Which property was used to simplify the expression? 3c+9 +4c=3c+4c+9
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As part of a study of corporate employees, the director of human resources for pnc, inc., wants to c...
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