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Stats A company claims that 9 out of 10 doctors (i.e., 90%) recommend its brand of cough syrup to their patients. To test this claim

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A company claims that 9 out of 10 doctors (i.e., 90%) recommend its brand of cough syrup to their patients. To test this claim against the alternative that the actual proportion is less than 90%, a random sample of 100 doctors was chosen which resulted in 87 who indicate that they recommend this cough syrup. Which is the best choice for the test statistic? 1.00 -0.66 0.66 O -0.50 O -1,00

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