Determining degrees of freedom

Assignment Help Basic Statistics
Reference no: EM13107142

What do you mean by degrees of feedom in statistics? Explain the concept of degrees of freedom for each of the following hypothesis tests. Use an example in each case and compute the degrees of freedom. Determine step by step how you arrived at the degrees of freedom.

1. One Sample T-Test

2. Two Sample T-Test for Independent, Dependent and Paired Samples (with an example in each case)

3. ANOVA- Single Factor

4. ANOVA -Two Way (2 x 2 Factorial ANOVA)

5. Chi-Square Test - One Dimentional (Simple)

6. Chi-Square Test -Two Dimentional (m x n Table)

7. Linear Regression

8. Multiple Regression

Reference no: EM13107142

Questions Cloud

Explain how are the components of international strategy : Illustrate what are the differences between a majority opinion and a dissenting opinion in terms of an actual case law and policy impact? Explain how are the components of international strategy.
T-tests and z-tests : What is the underlying difference between the T-test and the Z-test? Provide an example of nominal information and write a work related survey question that would collect nominal data:
How far are the runners from the flagpole : Runner A is initially 8.0 mi west of a flagpole and is running with a constant velocity of 6.0 mi/h due east. Runner B is initially 6.0 mi east of the flagpole and is running with a constant velocity of 8.0 mi/h due west. How far are the runners f..
Calculate the hourly capacity : The following table shows a four-step process. The necessary time for one worker to perform the step on one unit is listed as well as the number of workers at each step.
Determining degrees of freedom : What do you mean by degrees of feedom in statistics? Explain the concept of degrees of freedom for each of the following hypothesis tests.
Explain the conflict which happened in health care field : Explain the conflict from you text or personal experience which happened in health care field. how did diversity contribute to this conflict culture, profession, race, gender?
What circumstances will principals not be liable to third : In what circumstances will principals not be liable to third parties under contracts formed by an agent? Is the principal liable for an agent’s torts? Explain why or explain why not
What was the change in the potential energy : A uniform electric field of magnitude 271 V/m is directed in the negative x direction. A +12.7 ?C charge moves from the origin to the point (x, y) = (15.5cm, 46.0 cm). What was the change in the potential energy of this charge?
Determine upper and lower control limits for fraction : A medical facility does MRIs for sports injuries. Occasionally a test yields inconclusive results and must be repeated. Using the following sample data and n = 195.

Reviews

Write a Review

Basic Statistics Questions & Answers

  Inference about population proportion

Spinning a coin, unlike tossing it, may not give heads and tails equal probabilities. I spun a penny 200 times and got 83 heads. How significant is this evidence against equal probabilities?

  Null hypothesis and alternative hypothesis of plant

The mean height of a certain plant is 160 centimeters. Suppose a botanist wants to carry out a hypothesis test to see if the mean height when these plants are treated with a certain chemical differs from 160. What is the null hypothesis and the al..

  Better grade exam scores

Which of the following exam scores should lead to the better grade?

  Independent-related samples t-test

Create a real-world situation or problem that could be addressed using an independent- or related-samples t test. Create this situation or problem, that clearly identify the independent and dependent variables to study

  Estimating probability-discrete distribution

Suppose you were to cut up the directory and pull out one listing at random to contact.

  Echo ranging formula

Last week I used a stopwatch to measure the echo time of my snare drum in the hall outside my classroom, which is 80 meters long. The average echo time was 10 milliseconds.

  Point estimates-confidence intervals

In our real world, where the quality and quantity of information ranges from excellent to terrible, would some measure of the certainty of the data tend to lead to better decisions?

  Price of the stock tomorrow

The closing price of a company's stock tomorrow can be lower, higher or the same as today's closed. Without any prior information that may affect the price of the stock tomorrow, the probability that it will close higher than today's close is 1/3

  Random number sets

Choose a number at random from the set of numbers from the set of numbers {1,2,3,4,5}. Now choose a number from the subset {1,...,X). Call this second number Y.

  Probability distribution rather than continuous probability

Determine the conditions under which you would use a discrete probability distribution rather than a continuous probability distribution. Provide one (1) example to illustrate your reasoning.

  Determining mean hieght

A sample of 40 new baseball with mean of 92.67 and standard deviation of 1.79 does it have a mean hieght that is less than a ball with a mean of 92.84

  Information about calculating the probability

An instructor has a test bank consisting of 300 easy true-false questions, 200 difficult true-false questions, 500 easy multiple choice questions and 400 difficult multiple choice questions.

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