Chapter Quiz on Frequency Distributions

Which theorem is used in Section 2.4 to interpret standard deviation?

• Pythagorean Theorem

• Chebyshev’s Theorem

• Bayes' Theorem

• Fermat's Theorem

What is the purpose of using the coefficient of variation according to Section 2.4?

• To calculate the mean

• To compare variation in different data sets

• To find the median

• To determine the mode

What does Section 2.4 teach about grouped data?

• How to find the mean

• How to approximate the sample standard deviation

• How to calculate the mode

• How to determine the median

What is the range in a data set?

• The sum of all data entries

• The difference between the maximum and minimum data entries

• The average of all data entries

• The product of the maximum and minimum data entries

What type of data is required to calculate the range?

• Qualitative

• Quantitative

• Categorical

• Nominal

How is the range calculated in a data set?

• Range = (Min. data entry) + (Max. data entry)

• Range = (Max. data entry) - (Min. data entry)

• Range = (Max. data entry) / (Min. data entry)

• Range = (Max. data entry) * (Min. data entry)

What is the range of the starting salaries for Corporation A?

• $8,000

• $10,000

• $12,000

• $6,000

What is the range of the starting salaries for Corporation B?

• $35,000

• $29,000

• $31,000

• $25,000

What is the range of starting salaries for Corporation A?

• 10

• 20

• 5

• 15

How do you calculate the range of a data set?

• Subtract the minimum value from the maximum value

• Add the minimum and maximum values

• Multiply the minimum and maximum values

• Divide the maximum value by the minimum value