2.65 Polluted Seawater? Petroleum pollution in seas and oceans stimulates the growth of some types of bacteria. A count of petroleumlytic micro-organisms (bacteria per 100 millilitres) in ten portions of seawater gave these readings:

a. Guess the value for s using the range approximation.

b. Calculate and s and compare with the range approximation of part

a. c. Construct a box plot for the data and use it to describe the data distribution.

Transcribed Image Text:

49, 70, 54, 67, 59, 40, 61, 69, 71, 52