Question: According to the Central Limit Theorem, the bigger the sample size, O the lower the standard error of the sample mean O the lower the

According to the Central Limit Theorem, the bigger the sample size, O the lower the standard error of the sample mean O the lower the standard error d-the population mean Othe higher the standard error of the sample proportion O the lower the standard deviation of the population

A 95% confidence interval for a population mean is determined to be 100 to 120. If the confidence level is reduced to 90%, which of the following will be true? O The population mean hasn't been provided, so can't answer. O The margin of error will decrease by about 16%. O The margin of error will decrease, but the amount of decrease can't be calculated. O None of the choices is correct

The heights of men in the USA are normally distributed with a mean of 68 inches and a standard deviation of 4 inches. What is the probability that a randomly selected man is taller than 70 inches?

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