Answer to Question #281142 in Statistics and Probability for Tan

Question

The probability of getting a 4G internet connection in rural areas is 0.8 Calculate the probability of getting 7 connections in 10 attempts.

Answer 1

This is a binomial distribution with p=0.8, n=10.

$P(X=7)=C_{10}^70.8^7(1-0.8)^{10-7}=0.2013.$