Suppose the composition of the Senate is 48 Republicans, 47 Democrats, and 5 Independents. A new committee is being formed to study ways to benefit the arts in education. If 3 senators are selected at random to head the committee, find the probability of the following. Enter your answers as fractions or as decimals rounded to 3 decimal places. Part 1 of 3 The group of 3 consists of all Republicans. P (all Republicans) =