t01 sa3 Test One MS 150 Statistics • Name:

Pace pis minutes per kilometer. A smaller pace is faster - fewer minutes to cover one kilometer. A larger pace is slower. The following is pace data from runs on which I run and juggle (joggle) and runs on which I do not juggle. The runs were from five to eighteen kilometers in length.

To Joggle or

p (min/km)
7.25
7.70
7.74
7.81
8.02
  1. __________ Find the sample size n.
  2. __________ Find the mode.
  3. __________ Find the median.
  4. __________ Find the sample mean x.
  5. __________ Find the sample st. dev. sx.
  6. __________ Find the sample CV.

Not to Joggle

p (min/km)
6.82
6.99
7.10
7.20
7.38
  1. __________ Find the sample size n.
  2. __________ Find the mode.
  3. __________ Find the median.
  4. __________ Find the sample mean x.
  5. __________ Find the sample st. dev. sx.
  6. __________ Find the sample CV.
p (min/km)
6.82
6.99
7.10
7.20
7.25
7.38
7.70
7.74
7.81
8.02

Use the table on the right for this section of the test.

  1. __________ What is the level of measurement for the data?
  2. __________ Find the minimum.
  3. __________ Find the maximum.
  4. __________ Find the range.
  5. __________ Find the midrange.
  6. __________ If this data is to be divided into five classes, what is the width of a single class?
  7. Determine the frequency and calculate the relative frequency using five classes. Record your results in the table provided.
    Class upper limitsFrequency FRelative Frequency p(x)
    Sums:
  8. Sketch a frequency histogram of the data, labeling your horizontal axis and vertical axis as appropriate.
  9. _______________ What is the shape of the histogram?
  10. Am I faster joggling or running?