Question

Examination of court records in a particular state shows that the mean prison sentence length for first-offense drug dealers is 26 months with a standard deviation σ= 2 months. The records also reveal that sentence lengths are approximately normally distributed.

1) What percentage of first-time offenders convicted for drug dealing receives 23 or fewer months?

2) Another defense attorney is pleased that his client received a sentence of 18 months. How likely is it that a person would receive a sentence of 18 or fewer months?

Answer 1