State the research hypothesis

Assignment Help Basic Statistics
Reference no: EM131298375

Carmine reads an article that says that male college students study less than female college students. Carmine wonders if this is really so. He asks 20 randomly selected students-10 males and 10 females-from his coed dorm to record their study times for a period of 4 weeks. Here are the students' average weekly study times, to the nearest half-hour:

Males Females

13.5

15.5

6.5

10.0

8.0

10.5

14.5

7.0

12.5

13.0

16.0

12.5

12.0

11.0

9.5

8.5

7.0

8.0

11.5

13.0

a. Is the research hypothesis in this study directional or nondirectional?

b. State the research hypothesis.

c. you t and compare it with the tabled critical t at the .05 a level. Can you reject the null hypothesis?

d. Do you think these samples are representative of all college males and females? To what populations can Carmine rightfully infer the results?

Reference no: EM131298375

Questions Cloud

What are conglomerate mergers : What are conglomerate mergers? Why does the threat of an acquisition result in better management of firms? What is a tender offer?
How can a firm use the internet to research : How can a firm use the Internet to research investment opportunities? Explain why a horizontal merger could reduce competition in the automobile industry?
What is the outcome if they meet at tom’s home : Tom and Larry must spend a day working together. Tom likes to smoke cigars and the price of a cigar is $2. Larry likes a smoke-free environment.
Analyze kims financial problems : Because her business has grown rapidly, cash flow remains a problem. Analyze Kim's financial problems. Could this be a good business?
State the research hypothesis : Is the research hypothesis in this study directional or nondirectional - State the research hypothesis - Can you reject the null hypothesis?
Information technology outsourcing : Another Article Review please. Article (Mitchell, Bradley. "Information Technology Outsourcing, How Outsourcing Affects Your Career in IT.") is on this website: https://www.lifewire.com/information-technology-outsourcing-816269
How do we decide who gets access to health care : What is the right to die? How does withdrawing or withholding treatment differ from physician assisted suicide? How do we decide who gets access to health care, especially when expensive equipment and therapies are needed?
Why should managers monitor projects : Why should managers monitor projects that have been implemented? How do horizontal mergers differ from vertical mergers?
What is the cost to taxpayers : If the government subsidizes colleges and sets the subsidy so that the efficient number of students enroll, what is the subsidy per student, how many students enroll, and what is the cost to taxpayers?

Reviews

Write a Review

Basic Statistics Questions & Answers

  Statistics-probability assignment

MATH1550H: Assignment:  Question:  A word is selected at random from the following poem of Persian poet and mathematician Omar Khayyam (1048-1131), translated by English poet Edward Fitzgerald (1808-1883). Find the expected value of the length of th..

  What is the least number

MATH1550H: Assignment:  Question:     what is the least number of applicants that should be interviewed so as to have at least 50% chance of finding one such secretary?

  Determine the value of k

MATH1550H: Assignment:  Question:     Experience shows that X, the number of customers entering a post office during any period of time t, is a random variable the probability mass function of which is of the form

  What is the probability

MATH1550H: Assignment:Questions: (Genetics) What is the probability that at most two of the offspring are aa?

  Binomial distributions

MATH1550H: Assignment:  Questions:  Let’s assume the department of Mathematics of Trent University has 11 faculty members. For i = 0; 1; 2; 3; find pi, the probability that i of them were born on Canada Day using the binomial distributions.

  Caselet on mcdonald’s vs. burger king - waiting time

Caselet on McDonald’s vs. Burger King - Waiting time

  Generate descriptive statistics

Generate descriptive statistics. Create a stem-and-leaf plot of the data and box plot of the data.

  Sampling variability and standard error

Problems on Sampling Variability and Standard Error and Confidence Intervals

  Estimate the population mean

Estimate the population mean

  Conduct a marketing experiment

Conduct a marketing experiment in which students are to taste one of two different brands of soft drink

  Find out the probability

Find out the probability

  Linear programming models

LINEAR PROGRAMMING MODELS

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