Do people take indoor swimming lessons in the middle of the hot summer? They sure do at the Webster Aquatic Center. During the month of July 2004 alone, 179 people participated in various forms of lessons.

Swim Categories Daytime Evenings Preschool 26 29 Levels 75 39 Adult and diving 4 6 Total 105 74 If one swimmer was selected at random from the July participants:

a. Are the events the selected participant is “daytime”
and “evening” mutually exclusive? Explain.

b. Are the events the selected participant is “preschool”
and “levels” mutually exclusive? Explain.

c. Are the events the selected participant is “daytime”
and “preschool” mutually exclusive? Explain.

d. Find P(preschool).

e. Find P(daytime).

f. Find P(not levels).
g. Find P(preschool or evening).
h. Find P(preschool and daytime).
i. Find P(daytime  levels).
j. Find P(adult and diving  evening).