Macmillan Learning A student measured the lead content of a paint sample 5 times The standard deviation of the measure 0 73 of

Question

Macmillan Learning A student measured the lead content of a paint sample 5 times The standard deviation of the measure 0 73 of the average Calculate the confidence interval at the 90 confidence level 0 80 confidence interval Incorrect Can this student be 90 confident that the true value is within 0 80 of the measured average no yes

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