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Scenario: A researcher believes that elementary school teachers who are womer earn less than their male counterparts. She collects data from elementary school teachers and finds that among a randonm

Scenario: A researcher believes that elementary school teachers who are womer earn less than their male counterparts. She collects data from elementary school teachers and finds that among a randonm

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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What are the assumptions for this hypothesis test? (Select all that apply)
Scenario: A researcher believes that elementary school teachers who are women earn less than their male counterparts. She collects data from elementary school teachers and finds that among a random sample of 100 teachers who are women, the mean yearly salary is $57,600 with a standard deviation of $1,000. The mean salary for a random sample of 225 elementary school teachers who are men is $58,800 with a standard deviation of $1,100. Conduct a hypothesis test to assess the researcher's claim. Question: What are the assumptions for this hypothesis test? (Select all that apply)
Transcribed Image Text:Scenario: A researcher believes that elementary school teachers who are women earn less than their male counterparts. She collects data from elementary school teachers and finds that among a random sample of 100 teachers who are women, the mean yearly salary is $57,600 with a standard deviation of $1,000. The mean salary for a random sample of 225 elementary school teachers who are men is $58,800 with a standard deviation of $1,100. Conduct a hypothesis test to assess the researcher's claim. Question: What are the assumptions for this hypothesis test? (Select all that apply)
The population distribution(s) have a non- normal shape. There is one random sample. The sample(s) were not collected at random. The sample(s) are small (n<30). The shape of the population distribution(s) is unknown. The sample(s) are large (n>30). The dependent variable is categorical The dependent variable is quantitative The population distribution(s) have a normal shape. O There are two independent random samples.
Transcribed Image Text:The population distribution(s) have a non- normal shape. There is one random sample. The sample(s) were not collected at random. The sample(s) are small (n<30). The shape of the population distribution(s) is unknown. The sample(s) are large (n>30). The dependent variable is categorical The dependent variable is quantitative The population distribution(s) have a normal shape. O There are two independent random samples.
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