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Calculate the test statistic for the goodness of fit
In an experiment in which a die was rolled 188 times it was counted up how many times each face came up. The results are as follows:
Face 1
Face 2
Face 3
Face 4
Face 5
Face 6
29
32
27
34
37
The goodness-of-fit test statistic for a test of the fairness of the die is:
1) 31.333
2) 2.212
3) 2.161
4) 1.683
5) 2.861
Utilizing the 5% level of significance as there was a significant change in cholesterol level. Their total cholesterol levels before also after the diet.
Describe what you find then produce an ANOVA for the problem.
A student team examined parked cars in four different suburban shopping malls. One hundred vehicles were examined in each location.
Would you conclude that your data set is approximately normal? If so, what percentage of your data values lie:
Taking care to control for weather conditions and other variables as much as possible. Define the null hypothesis.
Does the normal distribution yield a good approximation of the actual results?
Is there a significant difference the four testing conditions?
Create a 90% confidence interval for true mean amount of cholesterol in chicken eggs.
Make a decision using the p-value approach at the given α = 0.05.
The participants in a television quiz show are picked from a large pool of applicants with approximately equal numbers of men and women.
Using the levels of significance given below: What is the rejection point at α = .10 and indicate if you would accept or reject H o ? t .10 =
If wages were increased by $1.00, what is the expected effect on the number of complaints received per employee? How can you tell?
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