find probability…round 4 decimal

/in /by

find probability…round 4 decimal

B Bc
A 26 30
Ac 19 25

the Bc and Ac is like a number 2 with an exponent(as an example)….except we have letters instead

a. convert contingency table into a joint probability table

b. find prob a occurs

c. find prob a and b occurs

d. give b occurs….find prob a occurs

e. give Ac occurs find prob b occurs

f. are a and b mutually exclusive…yes or no and why

g. are a and b independent…yes or no and why