Mathematics, 21.06.2020 22:57 jm900643

Suppose I had measured the lifetimes of a random sample of 100 tires rather than 64. Which statement is TRUE? The margin of error for our 99% confidence interval would increase. The margin of error for our 99% confidence interval would decrease. The margin of error for our 99% confidence interval would stay the same since the level of confidence has not changed. σ would decrease.

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