1. Normal curve data is skewed to the right. (Points : 1)

True
False

 Question 2.2. The standard deviation of normally distributed data sets is equal to about 1/6 of the data set’s range. (Points : 1)

True
False

 Question 3.3. In a frequency distribution such as a bell-shaped curve, what does the vertical height of the curve indicate? (Points : 1)

The different score values
The frequency of score occurrence
The probability of score occurrence
The normality of the distribution

 Question 4.4. Data outliers result in skewed data distributions. (Points : 1)

True
False

 Question 5.5. A probability is found by dividing the number of possible outcomes (o) by the number of successes € = o/e. (Points : 1)

True
False

 Question 6.6. Which of the following defines standard deviation? (Points : 1)

The difference between the highest and lowest values.
The arithmetic average of a set of values.
The average difference between a set of values and the mean.
The average of the highest and lowest values in a set.