The null hypothesis and the research hypothesis

Assignment Help Basic Statistics
Reference no: EM131351225

1. Distinguish between the null hypothesis and the research hypothesis. When does the researcher decide to reject the null hypothesis?

2. What factors are most important in determining whether obtained results will be significant?

Reference no: EM131351225

Questions Cloud

How might given information prove useful : Prior to the start of the school year, Mr. King reviewed the cumulative folders of the students in his fourth-grade class.- What information does this provide him? How might that information prove useful?
Gui application for java for the webbuy company : Write a GUI application for java for the WebBuy Company that allows a user to compose the three parts of a complete email message: the "To:", "Subject:" and "Message:" text. The "To:", and "Subject:"
Where should the thumbtacks be placed : The width of the window is to be 7 feet, and the height of the arch is to be 3 feet. To sketch the arch above the window, the carpenter uses a 7-foot string attached to two thumbtacks. Approximately where should the thumbtacks be placed?
Discuss how you used this information to locate : NRS-441v: Enter key words for your topic (from this module's assignment) into the cinahl database. Explore the results yielded by your search.Examine the various options and tools available on the results page to further refine your search. Discu..
The null hypothesis and the research hypothesis : Distinguish between the null hypothesis and the research hypothesis. When does the researcher decide to reject the null hypothesis?
Write the equation of the orbit of the satellite : A satellite orbiting Earth follows an elliptical path with Earth at its center. The eccentricity of the orbit is 0.2, and the major axis is 12,000 miles long. Assuming that the center of the ellipse is the origin and the foci lie on the x-axis, wr..
What is meant by statistical significance : Distinguish between a Type I and a Type II error. Why is your significance level the probability of making a Type I error?-  What is meant by statistical significance?
Which approach will improve effectiveness of your searches : NRS-441V:Professional Capstone Project - Identifying a Problem, Developing a Question, and Selecting Sources of Literature.Describe two techniques that you can apply to narrow or broaden a search. Discuss the advantages and disadvantages of each.Whic..
How were standard practices of behavior of jane austens film : How were the standard practices of behavior of Jane Austen's England reflected in the film? Highlight two that differ from today's accepted standards and why you would prefer to have them reinstated in this day and age.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Problem related to grades which fit a normal distribution

Many educators feel their grades should fit a normal distribution and often apply curves to make them fit one. One way to do this is to convert numeric grades to z scores using the mean and standard deviation for the grades, then use an equation s..

  The number of viewers of american idol has a mean of 29

the number of viewers of american idol has a mean of 29 million with a standard deviation of 10 million. assume this

  Find probability woman will give birth to premature baby

Births with gestation time of 258 days or less are regarded to be premature births. Determine the probability that randomly selected pregnant woman will give birth to premature baby?

  Probability of randomly chosen student-normal approximation

Estimated the probability that among 75 randomly selected students, at least 20 of them score greater than 78.

  Using normal approximation evalute the p-value

The Wilcoxon signed rank test is computed for the data and gives a value W + = 161.5. Using the Normal approximation (without the continuity correction) the P-value.

  Determining probabilty with standard deviation

A loan application is received this morning. What is the probability that:

  What are a binomial distribution and few real life examples

From the notes of Schroder, Bernd. The Binomial Distribution, Retrieved from; http://www2.latech.edu/~schroder/slides/stat/binom_dist.pdf we have a clear idea what are a binomial distribution and few real life examples

  Assuming the incomes are normally distributed find the

for women age 25-34 with full-time jobs the average income in 2004 was 32000 and the sd for income was 26000. assuming

  Find the mean number of births per day

You have just started your own Airline. You have one plane for a route connecting Austin, Boise, and Chicago. One route is Austin-Boise-Chicago and a second route is Chicago-Boise-Austin. How many other routes are possible?

  What is the standard deviation of the sample mean

What is the probability that the interpupillary distance for a randomly selected male will be between 64 and 67 mm and What is the standard deviation of the sample mean

  Theodore roosevelt to sponsor government intervention

One of the most famous labor/management conflicts took place in the 1902 Coal Strike in Pennsylvania. The strike brought the coalmine owner George Baer against the United Mine Workers Union, and led Theodore Roosevelt to sponsor government interve..

  A basket of eggs contains 18 eggs 7 of which are cracked if

a basket of eggs contains 18 eggs 7 of which are cracked. if we randomly select 8 of the eggs for hard boiling what is

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