If the mean value of a distribution is 85 and the median is 67, the distribution must be skewed to ...

If the mean value of a distribution is 85 and the median is 67, the distribution must be skewed to the right.
  Indicate whether the statement is true or false

Q. 2

Explain the difference between an interval estimate and confidence interval.

Q. 3

A data set in which the mean and median are equal is said to be bimodal data.
  Indicate whether the statement is true or false

Q. 4

Explain the difference between a point estimate and an interval estimate.

Q. 5

One advantage of using the median as a measure of center is that its value is not affected by extreme values.
  Indicate whether the statement is true or false

Q. 6

Does decreasing the sample size increase or decrease the width of the confidence interval for a particular parameter (all other things remaining the same)?

Q. 7

A distribution is said to be skewed to the right if the population mean is larger than the sample mean.
  Indicate whether the statement is true or false