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1. Discuss an example where you would use a test of hypothesis for in your professional life, personal life, education or politics. Provide sufficient details so that the context is clear and also discuss if the example involves:
population mean or proportion
large sample or small sample
one or two populations
description of the population(s)
hypothesis being tested
one-sided or two-sided test
2. Discuss an example where you would use a test of hypothesis for means with dependent/paired samples at your employment, personal life, your education or in society.
What is the probability of finding a sheet chosen at random which contains 3 or more surface flaws and find the greatest standard deviation,
Multiple comparison procedures are going to be done using the Bonferroni method with α = 0.10. The value of t** is 2.2426. The smallest minimum significant difference (MSD) for finding a difference between groups is computed as 17.68. The correct ..
The dealership would now like some general information based on the entire sample of vehicles. Calculate and explain the following:
Set up probability distribution by illustrating all x values and their associated probabilities. List sample space of tossing a fair coin.
Perform a significance test to see if there is a relation between mortality and duration of employment in the group hired AFTER 1945 and report a p-value.
Assume we interested in relationship between the age of individual, as measured by visits. Suppose after selecting 15 members the observation:
Construct and interpret 90 percent on confidence interval for the mean. Be sure to interpret the meaning of this interval.
Find would be answer to part(a) if there were only single server which can serve customers twice as fast (i.e, with service rate four customers per hour)?
What nonparameiric test can be used to distinguish total heart weight of males with left-heart disease with that of normal males? Write and Implement test and report a p-value.
A business has 5 telephone lines. The first rings every minute on the average, the second every ½ minute, the third every 2 minutes, the fourth every 5 minutes,
The Minneapolis Tribune ran an article on gender differences in shopping behavior. When 400 women were asked to respond to the question "Where I shop is influenced by which store has a greater variety," 60% answered "Yes.
Explain these results to a person who understands the t test for a single sample but knows nothing about the t test for independent means.
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