Question

The spinner shown is to be spun 40 times.

Which is the best prediction for the number of times the spinner will stop on A or C?

Answer 1

@mathmale @jim_thompson5910

Answer 2

@Dbzfan836

Answer 3

P(A) = 2/8
P(c) = 1/8
P(A) or P(C) = P(a) + P(c) = 3/8

Answer 4

expected value E(x) = np = 3/8(40) = 15
so, answer = 15 is best prediction

Answer 5

Sorry, I should have explained: it will be expected to land an average of 15 times out of 40 on either A or C