Question

Ex 1. In the old days, there was a probability of 0.8 of
success in any attempt to make a telephone call. Calculate
the probability of having 7 successes in 10 attempts.​

Answer 1

Answer:

0.2 please mark me brainlist

n the old days, there was a probability of 0.8 of success in any attempt to make a telephone call. Calculate the probability of having 7 successes in 10 attempts. Probability of success p = 0.8, so q = 0.2.