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A watch manufacturer believes that 60% of men over age 50 wear watches. So, the manufacturer...

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Statistics

A watch manufacturer believes that 60% of men over age 50 wearwatches. So, the manufacturer took a simple random sample of 275men over age 50 and 170 of those men wore watches. Test the watchmanufacturer's claim at α = .05.

Answer & Explanation Solved by verified expert
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Solution Let X number of men over age 50 who wear watches in asample of 275 men Then X Bn p where n sample size and p the proportion of men over age 50 who wear watches in the population Claim 60 of men over age 50    See Answer
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