A bag contains 9 red marbles, 7 white marbles, and 6 blue marbles. You draw 3 marbles out at random, without replacement. Find the following probabilities and round to 4 decimal places.
a. The probability that all the marbles are red is
b. The probability that none of the marbles are red is

step-by-step explanation:

de-gf

hj=3x+20

ji=15x-64

b. x + 1

step-by-step explanation:

i'am smart

answer

a) the midrange of the data set shown is 85.5

step by step explanation

let's find the midrange.

the midrange is nothing but add the greatest value and the least value, then divide it by 2.

here the greatest value = 99

the least value = 72

midrange = (99 + 72)/2

= 171/2

midrange = 85.5

you.

i never knew that

step-by-step explanation: