Joe has just finished marking the group assignment today. It turns out that the distribution of marks is symmetric. Which of the following is NOT a correct statement?

Select one:

a.

The difference between the second quantile and the minimum is the same as the difference between the maximum and the second quantile

b.

The difference between the second quantile and the first quantile is the same as the difference between the third quantile and the second quantile

c.

The difference between first quantile and the minimum is the same as the difference between the maximum and third quantile

d.

The interquartile range must be a half of the range