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1. Which of the following is the mean of the standard normal distribution?

a. 0

2. Approximately what percentage of normally distributed data values will fall within 1 standard

deviation above or below the mean?

a. 68%

3. Which isnot a property of a standard normal distribution?

b. It's uniform

4 When a distribution is positively skewed, which of the following would be the relationship of the

mean, median, and mode from left to right?

a. Mean, median, mode

5. The standard deviation of all possible sample means equals

c. The population standard deviation divided by the square root of the sample size

6. Which of the following is NOT TRUE?

a. The total area under the normal distribution is infinite [its 1]

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