One-year returns of 223 Mutual Funds are grouped below.
|
One-Year Returns of Mutual Funds
|
|
Class (return in %)
|
|
Frequency
|
|
310 under 15
|
|
25
|
|
15 to under 33
|
|
33
|
|
33b under 51
|
|
30
|
|
51 to under 69
|
|
36
|
|
69 to under 67
|
|
29
|
|
87 to under 105
|
|
10
|
|
105 to under 123
|
|
39
|
|
123 to under 141
|
|
1
|
|
141 to under 159
|
20
|
|
Total
|
223
|
a) What is the probability that a randomly selected Mutual Funds gave a return of 3 percent to under 15 percent?
b) Find the probability that the one year returns on these hinds range between a loss of -3% to a gain of 159%.
c) What is the probability of selecting a Mutual Funds with a return to under 51 percent?
d) Compute the probability of selecting a Mutual Funds with a return of less than 105 percent.