Business Statistics Need Fast

Business Statistics Need Fast

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.