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QUESTION
(Problem 1) TRUE or FALSE. Explain your answer for full credit.
(Problem 1) TRUE or FALSE. Explain your answer for full credit. (2 points each, 10 points total)
Show more (a) In a normal distribution, 68% of the area under the curve is within one standard deviation of the mean.
(b) Given that a normal distribution has a mean of 50 and standard deviation of 5. The median is also 50.
(c) If the variance from a set of data is zero, then all of the data values must be identical.
(d) A 95% confidence interval is wider than and 99% confidence interval of the same parameter.
(e) It is easier to reject the null hypothesis if we have a smaller significance level.
