A nutritionist wants to test that less than half of all Americans get their dail

Question

A nutritionist wants to test that less than half of all Americans get their daily recommended intake of calcium. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression Incorrect: Your answer is incorrect

. e)

A city official wants to compare the proportion Bryan residents and College Station residents who frequent parks. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression Correct: Your answer is correct.

f)

A physical therapist takes a sample of patients and measures the flexibility in their elbow joint (in angles that the joint can be bent). After extensive therapy, the flexibility is measured again, and a test is conducted to see if the therapy has improved the flexibility in the joint. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression Correct: Your answer is correct.

g)

A dentist prescribes his patients to use either an electric toothbrush or a regular toothbrush. After one year, he records whether each patient has gotten any new cavities. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression Incorrect: Your answer is incorrect.

h)

A real estate agent wants to compare the average sale price of a single-family home in Bryan to the average sale price of a single-family home in College Station. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression Correct: Your answer is correct.

i)

An exercise scientist wants to estimate the maximum amount of weight people can bench press using the number of times they can bench press 50 lbs. ("Maxing out" may be dangerous for inexperienced weight lifters.) Participants who are experienced (though not necessarily professional) weight lifters are asked to bench press 50 lbs as many times as possible during one exercise session, and are asked to max out during another. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression

j)

A librarian is interested in whether men or women check out more books. One week, he randomly selects 20 men and 20 women and counts how many books each person checks out. One Proportion Z Test One Sample T Test Two Proportion Z Test Independent Samples T Test Paired T Test ANOVA F Test Simple Linear Regression

Explanation / Answer

d) One proportion 'Z' test

e) Two Proportion Z Test

f) Paired T Test (before and after)

g) Two Proportion Z Test

h) Independent Samples T Test (data in the form of measurements and also two groups)

i) Simple Linear Regression

j) Two Proportion Z Test

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