Mathematics, 03.07.2020 18:01, mariateamop

This applet illustrates 95% confidence intervals for samples from a normal distribution with known variance. When taking 100 samples of size 30 or greater from a population, exactly 95 of them will create a confidence interval that contains the true population mean.

a. True
b. False

Which statement is the correct interpretation of the confidence interval in this illustration

a. The probability the true mean is between 76.08 and 83.92 is 0.95 or 95%.
b. We are 95% confident that the true mean is between 76.08 and 83.92.

Answers: 2

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