Question 1.69

1.69 Measures of spread for smolts. Refer to the previous exercise.

SMOLTS

  1. (a) Find the standard deviation of the reflectance for these smolts.

  2. (b) Find the quartiles of the reflectance for these smolts.

  3. (c) Do you prefer the standard deviation or the quartiles as a measure of spread for these data? Give reasons for your preference.