The annual flow of the Colorado River at Lees Ferry for the period from 1896 to 1956 is given in Table 4. (A) Construct a table of probability values. (B) Plot a duration curve showing the percent of...

The annual flow of the Colorado River at Lees Ferry for the period from 1896 to 1956 is given in Table 4.

(A) Construct a table of probability values.

(B) Plot a duration curve showing the percent of the time an indicated discharge was equaled or exceeded using standard probability paper (Figure 29).

Table 4

Figure 29