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Calculating the ANOVA F test P-value, continued. For each of the following situations, find the F statistic and the degrees of freedom. Then draw a sketch of the distribution under the null hypothesis and shade in the portion corresponding to the P-value. State how you would report the P-value.
(a) Compare 3 groups, with 11 observations per group, MSE = 50, and MSG = 127.
(b) Compare 4 groups, with 8 observations per group, SSG = 58, and SSE = 182.
An airline finds that 5% of the persons making reservation on a certain flight will not show up for the flight. If the airline sells 180 tickets for a flight with only 175 seats,
Explain in managerial terms what is meant by "use an alpha level = .05." Do you agree with her suggestion? If so, explain why. If not, explain why and indicate the alpha level you would use instead.
The following data set shows the ages of the first 7 presidents and the 7 most recent presidents including President Obama. Find the mean, median, and range for each of the two data sets.
Four graduating seniors, A, B, C, and D, have been scheduled for job interviews at 10 a.m. on Friday, January 13, at Random Sampling, Inc. The person- nel manager has scheduled the four for interview rooms 1, 2, 3, and 4, respectively. Unaware of ..
Heights of men on a baseball team have a bell-shaped distribution with a mean of 177cm and a standard deviation of 5cm. Using the empirical rule, what is the approximate percentage of the men between the following values?
suppose that the amounts that students at a college spend on textbooks this semester have a normal curve with mean ? mu
At.05 level of significance determine if correlation between rental cost and apartment size is significant.
Draw a straight or dotted line for graphing. Most especially the below problem. Please assist. Could you also let me know what is the significance of the dotted and straight lines?
Deming speaks. The quality guru W. Edwards Deming (1900-1993) taught (among much else) that
to understand better the effects of exercise and aging on various cirulatory functions a study was done on 16
1. a machine that cuts corks for wine bottles operates in such a way that the distribution of the diameter of the corks
A study of 100 sedentary people in this age group is planned to test whether they have a higher or lower level of plasma glucose then the general population.
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