MAT 152 Chapter 3

When you subtract the smallest value from the largest value, you are finding the _______________.

• midrange
• standard deviation
• range
• variance

You can find the ________________ by taking the square root of the variance.

• standard deviation
• cubed root
• range
• range rule of thumb

When you square the standard deviation, you get the ____________________.

• coefficient of variation
• Chebyshev's Theorem
• range
• variance

Tags

CCSS.HSS.ID.A.4

Which of the following requires that the data be approximately normal?

• Chebyshev's Theorem
• Range Rule of Thumb
• Empirical Rule
• Hooke's Law

Tags

CCSS.HSS.ID.A.4

Which of the following says that at least 1-1/(k squared) of the data will fall within k standard deviations of the mean?

• Chebyshev's Theorem
• Empirical Rule
• Range Rule of Thumb
• Variance

Which of the following is the most resistant to change when an outlier appears in the data?

• range rule of thumb
• midrange
• standard deviation
• range

"s squared" is used to represent the ________________.

• population variance
• sample variance
• population standard deviation
• sample standard deviation

Tags

CCSS.HSS.ID.A.4

Which rule are you using when you divide the range by 4?

• empirical rule
• range rule of thumb
• Chebyshev's Theorem
• quadratic formula

Chebyshev's Theorem can only be applied to data that is normally distributed (bell shaped).

• True
• False
• I really don't know.

The size of a sample is represented by which symbol?

• N
• s
• n
• X