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How does the distribution of credit hours look like? Does the mean number of credit hours per student appear to be significantly below 15 hours? Does the distribution of credit hours appear to be impacted by gender or class?
What is the proportion of students at StatCrunchU that have CC debt? For those students who have CC debt, does the amount of credit card debt appear to be influenced by any one or any combination of the other variables?
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 Assignment 1A, conduct a randomization test for two means with 3000 randomizations.
a) Paste the output from your randomization test here.
b) What p-value did you get in your randomization? Explain in the context of the problem what the p-value means.
c) Do you think the data support the null hypothesis of no difference in mean student loan debt between males and females or the alternate hypothesis that there is a difference? Explain your answer.
Find a statistics study on Unemployment and explain the five-step process of the study.
What is the latest possible time that Activity E can be started without delaying the completion of the project and what is the latest time that activity B can start without delaying the project
Internet and the articles database in the library for a real-life illustration of simulation. For hint, type the word "Simulation" followed by a topic of interest to you. Carefully review the search item.
Use these data to test the null hypothesis of no difference in the use of sick days between younger and older adults - What do your results indicate
Examine statistical data consisting of records of car accidents on Victorian roads and freeways in 2012
Calculate the mean and standard deviation and Based on these statistics, describe how these anthropometric data compare to the US male and Chinese female populations.
Calculate the correlation coefficient
The expected value is within one standard deviation of themean(so you must calculate both the standard deviation and expected value for your game).
what is the point estimate for the mean hospital cost for victims who wore seat belts and construct and interpret 99percent conf interval estimate for the mean hospital costs for accident victims who wore seatbelts.
What is the conditional probability that a student likes gospel music if we know that he or she likes country music?
How many categories in the ACME transportation table are qualitative and what is the average number of merchandise per order, for all orders? Round to the nearest integer and what is the standard deviation of all orders in this sample?
What type of variables you have. Qualitative or Quantitative and indicate what type of measurement scale is being used.
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