Summarize the data numerically and graphically

Assignment Help Basic Statistics
Reference no: EM131431853

Time spent studying. A study compared the time spent studying by men and women. Students in a large first-year college class were asked how many minutes they studied on a typical weeknight. Here are the responses of random samples of 30 women and 30 men from the class:

332_Table 01.jpg

(a) Summarize the data numerically and graphically.

(b) Use the Wilcoxon rank sum test to compare the men and women. Write a short summary of your results.

(c) Use a two-sample t test to compare the men and women. Write a short summary of your results.

(d) Which procedure is more appropriate for these data? Give reasons for your answer.

Reference no: EM131431853

Questions Cloud

Make a graphical comparison by drawing a vertical line : Make a graphical comparison by drawing a vertical line at the original s and displaying the four intervals horizontally, one above the other.
Propose framework to understand context around matatu safety : Propose a framework to understand the context around matatu safety among all stakeholders within Nairobi. Where appropriate, list possible interventions/ solutions you would include in your approach.
Create contingency plan in the event of natural disasters : Create a 1-2 page contingency plan in the event of natural disasters, theft of equipment, system down time/issues, breach of patient confidentiality, privacy, and security
Explain abou the history of hindu legal system : Explain abou the history of Hindu legal system and its source.
Summarize the data numerically and graphically : Summarize the data numerically and graphically.- Use the Wilcoxon rank sum test to compare the men and women. Write a short summary of your results.
Create a query with comparison operators : Create a query with comparison operators (use either >, = and
What are the advantages of the globalization of culture : We learned about the concept of globalization of culture. What are the advantages and disadvantages of the globalization and standardization of culture?
Calculate the bootstrap standard error : Calculate the sample mean for each of the resamples.- Make a stemplot of the means of the 20 resamples. This is the bootstrap distribution.- Calculate the bootstrap standard error.
Who is to blame - the individual or society? : James T. Johnson is a 24-year-old construction worker who lives at home with his mother. During the week, he goes to work on time, does his work, and comes home. Occasionally, he will go out with a group of coworkers on a Friday evening. He has on..

Reviews

Write a Review

Basic Statistics Questions & Answers

  You notice in your introductory psychology class that more

you notice in your introductory psychology class that more women tend to sit up front and more men sit in the back.

  What is the probability that the device will detect

ShopperTrak is a hidden electric eye designed to count the number of shoppers entering a store.- What is the probability that the device will detect at least one of two shoppers entering together?

  A child types the letters q w e r t y randomly producing

a child types the letters q w e r t y randomly producing 1000 letters in all. what is the expected number of times that

  Seventy five percent of youths ages 12-17 have a systolic

seventy five percent of youths ages 12-17 have a systolic blood pressure lower than 136mm of mercury. what is the

  Probability of a rating credit card

A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 175 and a standard deviation of 15. If an applicant is randomly selected, find the probability of a rating that is between 150 and 200.

  Describe the appeal of the food rewards

a) Conduct a Chi-Square Test for Goodness of Fit. (Use a .05 significance level and make sure you show all 5 steps of the hypothesis test) b) Use the results of the Chi-Square test to describe the appeal of the food rewards.

  Prove that the probability of exactly n heads

Prove that the probability of exactly n heads in 2n tosses of a fair coin is given by the product of the odd numbers up to 2n - 1 divided by the product of the even numbers up to 2n.

  Exposure to international flow of funds

Ben Holt, chief financial officer (CFO) of Blades, Inc., has decided to counteract the decreasing demand for Speedos roller blades by exporting this product to Thailand. Furthermore, due to the low cost of rubber and plastic in Southeast Asia, Hol..

  What is the conditional probability in given context

If you know that a randomly chosen return shows an income of $100,000 or more, what is the conditional probability that the income is at least $1 million?

  Difference between null and alternative hypotheses

Explain the difference between the null and alternative hypothesis. Which one can be proven in a statistical sense?

  Find probability that the sample mean is larger

A random sample of 25 days' receipts is chosen for an audit. What is the probability that the sample mean is larger than $2,220?

  Develop linear model for forecasting transformer requirement

To test the belief that the mean number of transformers that are required exceed 1000 transformers, please follow a formal hypothesis-testing procedure and interpret - Develop a linear model for forecasting transformer requirements based on sales o..

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd