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oliver202166Lv1
8 Aug 2021
An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans have brown eyes. A random sample of 𝑛=82 C of I students found 30 with brown eyes.
We test
𝐻0:𝑝=.45
𝐻𝑎:𝑝≠.45
(a) What is the 𝑧z-statistic for this test?
(b) What is the P-value of the test?
An article in the Washington Post on March 16, 1993 stated that nearly 45 percent of all Americans have brown eyes. A random sample of 𝑛=82 C of I students found 30 with brown eyes.
We test
𝐻0:𝑝=.45
𝐻𝑎:𝑝≠.45
(a) What is the 𝑧z-statistic for this test?
(b) What is the P-value of the test?
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anshumsharmaLv10
8 Aug 2021