random samples
what is the mean out of 10 20 5 201
59
5x+10=
2
asking every third person who walks into a store
sample
what is the median for 10 20 5 201 50 34 43
34
10x+100=
10
asking the county about a new water filter for wells
census
what is q1 for 5 20 201 50 43 10 34
10
8x+43=
5.375
A school puts every students name in a hat and draws out 150
sample
what is Q3 5 201 10 50 20 43 34
50
231x=534=
2.3
what is the range for 5 10 20 34 43 201 50
196
2432x+3457=
1.4