MySpace
18
18
20
30
35
118
119
123
149
160
167
200
200
200
208
209
300
300
306
400
400
500
546

MS 150 Statistics quiz three • Name:

The table is the number of friends reported by MySpace users.

  1. __________ What is the level of measurement?
  2. __________ Find the sample size n.
  3. __________ Find the minimum.
  4. __________ Find the maximum.
  5. __________ Find the range.
  6. __________ If this data is divided into six classes, what is the width of a single class?
  7. Determine the frequency and calculate the relative frequency using six classes. Record your results in the table provided.
Class upper limitsFrequency FRelative Frequency p(x)
Sums:
  1. Sketch a frequency histogram of the data, labeling your horizontal axis and vertical axis as appropriate.
  2. __________ What is the shape of the histogram?