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Researchers investigated the issue of race and equality of access to clinical trials. The table below shows the population distribution and the numbers of participants

Researchers investigated the issue of race and equality of access to clinical trials. The table below shows the population distribution and the numbers of participants in clinical trials involving lung cancer.

What are the null and alternative hypotheses for this goodness-of-fit test?

If we use the significance level 0.01 do we reject or fail to reject the null hypothesis?

If we use the 0.01 significance level, state your conclusion for the hypothesis test. Is there a race/ethnic group that appears to be very underrepresented? Explain.

Race/ethnicity

White

Non-Hispanic

Hispanic

Black

Asian/Pacific

Islander

American Indian/

Alaskan Native

Distribution of

Population

75.6%

9.1%

10.8%

3.8%

0.7%

Number in

Lung Cancer

Clinical Trials

3855

60

316

54

12

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