subject
Mathematics, 22.07.2021 14:00 ddwithdadarco

The random variable X is B(n,0.3) and E(X) =2.4. find n and the standard deviation

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 18:30
Abouncy ball is released from a certain height. on the first bounce, it travels 32cm. with each subsequent bounce, it travels 9/10 the distance of the previous bounce. what is the total distance that the ball has traveled when it completes its 25th bounce?
Answers: 1
question
Mathematics, 21.06.2019 20:00
What is the value of f(x) = 2.2 for f(-2)?
Answers: 2
question
Mathematics, 21.06.2019 21:00
Evaluate 5 + 6 · 2 – 8 ÷ 4 + 7 using the correct order of operations. a. 22 b. 11 c. 27 d. 5
Answers: 1
question
Mathematics, 21.06.2019 23:20
Interpret the following expression (5y^2-7)^3/(2y)^2
Answers: 2
You know the right answer?
The random variable X is B(n,0.3) and E(X) =2.4. find n and the standard deviation...
Questions
question
Mathematics, 15.12.2020 03:20
question
Arts, 15.12.2020 03:20
question
Mathematics, 15.12.2020 03:20
question
Mathematics, 15.12.2020 03:20
question
Mathematics, 15.12.2020 03:20
question
History, 15.12.2020 03:20
Questions on the website: 13722367