Mathematics, 17.01.2020 05:31 elijahbebeastin

Suppose that we wanted to estimate the true average number of customers at a particular restaurant with 95% confidence. the margin of error we are willing to accept is 2. suppose we also know that the population standard deviation is 10. increasing our confidence to 97% will

(a) increase the margin of error
(b) cause the required sample size to decrease
(c) not affect the required sample size
(d) decrease the margin of error
(e) cause the required sample size to increase

Answers: 2

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