q06 Statistics ∞ Name:

The commute The commute The commute
The tables contains frequency data based on my commuting time to the college each morning for a month.

Time (min) [CUL:x]Frequency fRelative FrequencyExtension
122
147
1610
185
202
222
241
260
281
Sums:
  1. __________ Determine the sample size n for the data.
  2. __________ Determine the class width used in the table.
  3. __________ Infer the likely sample minimum based on the width and the class upper limits listed.
  4. __________ Determine the sample maximum.
  5. __________ Use the minimum and maximum determined above to calculate the range.
  6. __________ Based on the classes, determine a reasonable value for the mode.
  7. __________ Calculate the median.
  8. __________ Calculate the estimated mean.
  9. __________ Use the range to estimate the sample standard deviation.