Chapter 5, Problem 35E

a)

To determine

To explain approximately on what day the most flies die.

Answer to Problem 35E

On 20^th day.

Explanation of Solution

Given:

  

  

The graph of die shows the peak of the graph is at highest on about 20^th day.

b)

To determine

To find the day during the first 100 days in which largest proportion of flies die.

Answer to Problem 35E

On 60^th day.

Explanation of Solution

Given:

  

  

The graph of mortality rate shows that the highest between 0 and 100 days at about 60^th day.

c)

To determine

To find when did the number of fruit flies alive stop changing very much from day to day.

Answer to Problem 35E

After 40 days.

Explanation of Solution

Given:

  

  

The graph of living shows almost constantly zero after about 40 days.