An antibody test for the Corona virus claims that if a person has antibodies the test will provide a positive result90% of the time.

An outside agency wants to test the90% positive result claim to see if the success rate may not be as large as claimed.

They gather a sample of 859 individuals known to have antibodies and tests them. Out of the 859tested, 750 results came back positive.

Conduct a hypothesis test. Show work.

a.Null hypothesis

b.Alternative hypothesis

c.Effect size

d.TestStatistic:

e. P-value

f.Is the result statistically significant at the1% level?

g.What does your result from the hypothesis test indicate concerning the antibodytest?