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Suppose you want to compare the amount of student loan debt for males and females at StatCrunch U. The null hypothesis for this problem would be that there is no difference in the mean amounts of student loan debt for males and females and the alternate hypotheses would be that there is a difference in mean amounts of student loan debt. Using the sample you downloaded in StatCrunch, conduct a randomization test for two means with 3000 randomizations. (Your input menu should be as follows.)
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Happy Planet drinks price change as the quantity sold changes. In particular p=10-0.005x. The total cost to produce the drinks are $2.50 per drink. Their production factory costs $1000 per month.
a company produces three electrical products-clocks radios and toasters. these products have the following resource
Browse the hypothetical data. Some of the results were analyzed using a t-test and other results were analyzed using the F test. Discuss the reasons for different analyses.
State the multiple regression equation
What sampling distribution will you use? What assumptions are you making?
1. A retail store manager with Petrie Stores, Inc, wants to develop a multiple regression model to predict the amount of sales of a product per month Y from monthly advertising expenditures X1 and whether the month was December (coded 1) or anothe..
question 1 a research analyst for an oil company wants to develop a model to predict miles per gallon based on highway
Determine the Laplace transform of the function by writing the function in terms of Heaviside functions and the method of Laplace transforms to solve the initial value problem
In a recent survey, we found that 70% of students in a sample of 100 believe that their online education courses are as good as or superior to courses that use traditional, face-to-face instruction. State the null and alternative hypotheses.
Elasticity of demand is closely related to the slope of the demand curve. The more responsive buyers are to a change in price, the
A theater owner has found that 6% of patrons don't show up for performance that they bought tickets for. If theater has 100 seats, determine the probability that 8 or more patrons won't show up for sold-out performance.
Construct the 95% confidence interval estimate of the mean number of migraine attacks for those treated with acupuncture. Construct the 95% confidence interval estimate for the mean number of migraine attacks for those given the sham treatment
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