subject
Mathematics, 24.03.2020 02:46 jahnoibenjamin

The probability that a randomly selected box of a certain type of cereal has a particular prize is 0.1.

Suppose that you purchase box after box until you have obtained 2 of these prizes.

(a) What is the probability that you purchase exactly 8 boxes?
(b) What is the probability that you purchase at least 9 boxes?
(c) How many boxes would you expect to purchase, on average?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 19:00
Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.
Answers: 2
question
Mathematics, 21.06.2019 20:00
0if x and y vary inversely and y=6 as x=7, what is the constant of variation?
Answers: 1
question
Mathematics, 21.06.2019 21:30
If t17 = 3 (t5) in an arithmetic progression, find t1 in terms of d.
Answers: 1
question
Mathematics, 21.06.2019 21:40
Prove that (x-2)is factor of p (x)=2x³-3x²-17x+30
Answers: 1
You know the right answer?
The probability that a randomly selected box of a certain type of cereal has a particular prize is 0...
Questions
question
Mathematics, 02.03.2021 19:40
question
Biology, 02.03.2021 19:40
question
Mathematics, 02.03.2021 19:40
question
Mathematics, 02.03.2021 19:40
Questions on the website: 13722367