The diagram shows the age distribution in a family. Calculate:
A group of students received the following results on a math test: 42, 47, 15, 60, 20, 30, 45, 58, 48,17, 29, 20, 54 i 28 points. Calculate:
mean
Lower quartile
Upper quartile
Least points
Greatest Points
The diagram shows how large a percent of the work force was unemployed from 1999-2005.