Mathematics, 27.08.2019 11:30 tapiamelissa6
The resting heart rates for 80 women aged 46–55 in a simple random sample are normally distributed, with a mean of 71 beats per minute and a standard deviation of 6 beats per minute. assuming a 90% confidence level (90% confidence level = z-score of 1.645), what is the margin of error for the population mean?
Answers: 2
Mathematics, 21.06.2019 16:00, alannismichelle9
In the diagram, the ratio of ab to ae is (1/2) . what is the ratio of the length of to the length of ?
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Mathematics, 21.06.2019 16:00, edjiejwi
If myesha works overtime, she gets paid "time and a half" for every hour she works. in other words, for every hour over 40 hours myesha works each week, she gets her hourly pay plus half her hourly pay. what is myesha's pay per hour when she works overtime?
Answers: 1
Mathematics, 21.06.2019 22:00, shelovejaylocs
The median am of triangle ∆abc is half the length of the side towards which it is drawn, bc . prove that triangle ∆abc is a right triangle, and find angle mac and abm
Answers: 1
The resting heart rates for 80 women aged 46–55 in a simple random sample are normally distributed,...
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