The test scores for selected samples of sociology students

Assignment Help Applied Statistics
Reference no: EM13782293

The test scores for selected samples of sociology students who took the course from three different instructors are shown below.

Instructor A Instructor B Instructor C

83 90 85

60 55 90

80 84 90

85 91 95

71 85 80

At a = 0.05, test to see if there is a significant difference among the averages of the three groups.

 

 

Reference no: EM13782293

Questions Cloud

Conceptual data modeling is typically done in parallel : Conceptual data modeling is typically done in parallel with other requirements analysis and structuring steps during systems planning and selection.
No signs of physical violence on steenkamp body : Pistorius had been arrested in 2009 for violent conduct involving a young woman, and he was also once investigated for illegal ownership of .38 caliber ammunition that defense lawyers said belonged to his father. An autopsy meanwhile found no signs o..
Four out of five doctors prefer fred''s aspirin : Four out of five doctors prefer Fred's Aspirin." Thinking about sampling and exhaustive categories, what is wrong with this statement? Can you think of other, similarly misleading statements?
A child psychologist was interested in the difference in age : A child psychologist was interested in the difference in age (in years) between a boy and a girl when they first learn to ride a two-wheeled bicycle. The psychologist calculated a 99% confidence interval for the difference in age to be (-0.58, 0.71)...
The test scores for selected samples of sociology students : The test scores for selected samples of sociology students who took the course from three different instructors are shown below. Instructor A Instructor B Instructor C
Quality improvement milestones : Quality Improvement Milestones
Evaluation of a business code of ethics : What possible reactions to the code are to be expected from employees and managers? What effects does the organizational culture have on the acceptance of the code
Archie is taking a course in probability theory : Archie is taking a course in probability theory. Discussion sessions with the class TA (teaching assistant) conflict with Archie's trips to the beach. Archie has to decide between attending TA sessions, which might help him do better in the probabili..
Theories of crime causation : For this Assignment, you will be examining the major theories of crime causation. Write a minimum of 5 pages supporting why crime occurs according to certain theories.

Reviews

Write a Review

Applied Statistics Questions & Answers

  A large-value approach to investing

You have just received an inheritance of $10,000 and you decide that you should invest the money rather than blow it on frivolous items. You have decided that you will invest the money in one of two types of mutual funds. The first type that you are ..

  Estimate the number of games in the sample

a. Estimate the number of games in the sample that the Colonials win by giving the mean of the relevant distribution (that is, the expectation of the relevant random variable). Do not round your response.

  Find the correlation coefficient between x and y

Find the equation of the regression line for the given data.  What is the predicted value of Y when X = -2?  What is the predicted value of Y and find the correlation coefficient between X and Y.  Is there a weak or strong, positive or negative corr..

  Create a histograms for variable height-pull up graph

Create a histograms for variable height-pull up Graph

  Degrees of freedom for the chi-square hypothesis tests

How are the degrees of freedom for the chi-square hypothesis tests different from those of most other hypothesis tests? In most previous hypothesis tests, the degrees of freedom have been based on sample size.

  Calculate correlations among the portfolio

Calculate correlations among the portfolio, SH, and RWM and do you believe the relationships identified are stable and can thus be used going forward?

  Lakeshia sells 3,600 high end folding therapy

Lakeshia sells 3,600 high end folding therapy

  The ams technical services department has embarked

The AMS technical services department has embarked on a quality improvement effort. Its first project relates to main- taining the target upload speed for its Internet service sub- scribers. Upload speeds are measured on a standard scale

  A sample survey funded by the national science foundation

A sample survey funded by the National Science Foundation asked a random sample of American adults about biological evolution. One question asked survey participants to answer "True", "False" or "Not sure" to the statement "Human beings, as we ..

  A p-value provide a true measure of statistical significance

Why does a p-value provide a true measure of statistical significance? Try to relate your answer to previously covered concepts - example continuous probability distributions.

  At a recent meeting of educational researchers

At a recent meeting of educational researchers comparison were made between the type of college freshmen attend and the numbers who drop out. A random sample of freshmen show the following results: (keep two decimals in calculating expected fre..

  Statistic 3 hypothesis testing 15 marks should the cbc hire

3. hypothesis testing 15 marks should the cbc hire celebrities for their movies? to answer this question run a

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