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In a distribution of sentence lengths in months like the following: 6, 12, 10, 18, 24, 360; which statistic would a researcher not want to report?
a. standard deviation
b. mean
c. range
d. raw numbers...
At the .01 significance level, is there a relationship between job pressure and age?
Based on your answers to a through d, decide whether or not to reject the null hypothesis at the given significance level. Explain your conclusion in the context of the problem.
The casino game craps is based on rolling two dice. Here is the assignment of probabilities to the sum of numbers on the up face when two dice are rolled:
Tavern has budget of $2,000 for beer for Super Bowl Sunday. Betty desires to find out number of gallons of each brand of beer to order so as to maximize profit. Create a linear programming model for this problem.
Calculate the population mean and population standard deviation.
Variance of 4.2 and mean of 23.2 were calculated. Find out 95% confidence interval on mean and standard deviation. Describe any potential problems with this analysis.
Determine the mean and standard deviation for number of actual voters in groups of 1002.
What would you predict the price per share to be if 95 million shares were offered?
Do these simulated data provide evidence for us to conclude that a difference in the spinal canal cross sectional area exist between the population of subjects with disc hernination and a population of those who do not have disc hernation?
A psychologist is investigating the hypothesis that children who grow up as the only child in the household develop different personality characteristics than those who grow up in larger families.
At one excavation site 8641 pot shards have been found that not yet been cleaned and identified. What is the probability that:
At the .01 significance level, can the manufacturer conclude that the price reduction resulted in an increase in sales?
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