Mathematics, 14.07.2019 09:00 jogose6
Ateacher wants to compare the mean geology scores of two different classes. she is testing the null hypothesis that there is no difference in the population mean scores of the two classes. the difference of the sample means is 51.4. if the standard deviation of the distribution of the difference of sample means is 16.66, what is the 95% confidence interval for the population mean difference? a)between -33.2 and + 33.2 b)between -49.9 and +49.9 c)between -102.8 and +102.8 d)between -154.2 and +154.2
Answers: 1
Mathematics, 21.06.2019 15:00
Listed in the table is the percentage of students who chose each kind of juice at lunchtime. use the table to determine the measure of the central angle you would draw to represent orange juice in a circle graph
Answers: 3
Mathematics, 21.06.2019 17:00
Shane can shovel the driveway in 4 hours, but if his sister it would take 2 hours. how long would it take taylor to shovel the driveway alone
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Ateacher wants to compare the mean geology scores of two different classes. she is testing the null...
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