Of interest is whether the percent of managers at High Tech Inc. that pay over $8 per day for lunch is the same as the percent of technicians. Sixty managers are surveyed and forty-six of them pay over $8 per day for lunch. One hundred forty-nine techniciansare surveyed and ninety-eight of them pay over $8 per day for lunch. The hypothesis test to use is????   independent group means, population standard deviations known   independent group means, population standard deviations unknown   matched or paired samples   two proportions

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Q: the distribution of sample means consists of the

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Q: Find the margin of error at a 98% confidence level.

A: