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Be sure to use the data in the workbook provided on smcmba.com. Also note question c is worded a little funny. They are looking for the lower and upper bounds of a 95% confidence interval for the number of minutes players spend standing around between plays.
a) Use the Standing data set to develop a point estimate of the number of minutes during an NFL game that players are standing around between plays. Round your answer to two decimal places.
Use the Standing data set to develop a point estimate of the number of minutes during an NFL game that players are standing around between plays. Round your answer to two decimal places.
b) What is the sample standard deviation? Round your answer to four decimal places.
c) Develop a 95% low level confidence interval for the number of minutes players spend standing around between plays. Round your answer to two decimal places.
d) Develop a 95% high level confidence interval for the number of minutes players spend standing around between plays. Round your answer to two decimal places.
Absenteeism is distributed evenly throughout the week. The 0.01 level is to be used. The sample results are:
Find the value of k that makes f(x; y) a valid probability distribution.
Create raw score predictions on criterion variable for persons with Z scores on predictor value of -2,-1,0,+1,+2.
Find the test statistic P-value, and critical value, and state the final conclusion.
A nutritionist conducted an experiment on memory for dreams. She wanted to test whether it really was true that eating cheese before going to bed made you have bad dreams. Over three nights, the nutritionist fed people different foods before bed.
Consider the following situation describing layoffs at a manufacturing plant of the Monsanto Company. Does there appear to be a case of age discrimination between those laid off and those non-laid off?
Find the maximum and minimum prices of the houses a contractor will build to include the middle 65% of the market.
If the standard deviation of the amount of coffee dispensed is 0.4oz and the amount of coffee dispensed is normally distributed.
Suppose you know that the distribution of sample proportions of nonresidents in samples of 200 students is normal with a mean of 0.04 and a standard deviation of 0.03.
In a simple linear regression analysis of 18 data points the following ANOVA table was found.
Determine the largest village in terms of the population?
At the .01 significance level, is there a relationship between job pressure and age?
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