Mathematics, 30.12.2021 06:40 magiflores6122
A researcher collated data on Americans’ leisure time activities. She found the mean number of hours spent watching television each weekday to be 2. 7 hours with a standard deviation of 0. 4 hours. Jonathan believes that his football team buddies watch less television than the average American. He gathered data from 15 football teammates and found the mean to be 2. 3. Which of the following shows the correct z-statistic for this situation? -3. 87 -0. 26 3. 23 5. 22.
Answers: 1
Mathematics, 21.06.2019 19:30, aljdones
At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?
Answers: 3
Mathematics, 22.06.2019 03:10, blackjack73
Each side length of the hexagons is 1, what’s the area of abc
Answers: 1
A researcher collated data on Americans’ leisure time activities. She found the mean number of hou...
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