relative frequency & probability

Weather records for WA include information about rainfall in Bunbury and Geraldton.

For Bunbury, the average number of wet days each month is:

J F M A M J J A S O N D

2 2 4 7 14 18 20 17 14 11 6 4

For Geraldton, the average number of wet days each month is:

J F M A M J J A S O N D

2 2 3 6 10 14 15 13 9 7 4 2

use relative frequency to estimate

a) the probability that is rains in Bunbury on June 15 next year.

b) the probability that is rains in Geraldton on June 15 next year.

c) the probability that is does not rain in Bunbury next Christmas day.

ans:

a) 0.6

b) 0.047

c) 0.87

tq for your time