Consider the standard normal curve given.

A graph shows the horizontal axis numbered 20 to 40. 30 is highlighted in an orange outline. Variance = 5 and is highlighted in an orange outline. The line shows an upward trend to from 20 to 30 then a downward trend from 30 to 40.

The mean is __.

The standard deviation is __.

The data point 37 is __ one standard deviation from the mean.