Mathematics, 24.06.2020 23:01 joannakawata6
It has been suggested that night shift-workers show more variability in their output levels than day workers. Below, you are given the results of two independent random samples.
Night Shift (N) Day Shift (D)
Sample Size 9 8
Sample Mean 520 540
Sample Variance 38 20
Required:
a. At 95% confident level, what is the critical value?
b. State the null and alternative hypotheses to be tested.
c. Compute the test statistic.
d. Determine the p-value.
Answers: 3
Mathematics, 21.06.2019 18:00
Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).
Answers: 2
Mathematics, 21.06.2019 18:30
Which equation represents the model shown? a)1/3 divide 1/6 = 2 b)2/3 divide 1/6 = 2/18 c)1/3 divide 1/6 = 1/18 d)2/3 divide 1/6 =4
Answers: 1
Mathematics, 21.06.2019 23:40
Determine the standard form of the equation of the line that passes through (-2,0) and (8,-5)
Answers: 1
It has been suggested that night shift-workers show more variability in their output levels than day...
Mathematics, 29.08.2019 12:50
Mathematics, 29.08.2019 12:50
History, 29.08.2019 12:50
Biology, 29.08.2019 12:50
Social Studies, 29.08.2019 12:50
Mathematics, 29.08.2019 12:50
History, 29.08.2019 12:50
History, 29.08.2019 12:50
Arts, 29.08.2019 12:50
Mathematics, 29.08.2019 12:50