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

Answers: 2

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 16:30

If you answer right ill give brainliest, : )

Answers: 1

Answer

Mathematics, 21.06.2019 18:00

Negative 5 1/12 + negative 4 1/4 + 6 3/4

Answers: 1

Answer

Mathematics, 21.06.2019 19:30

Which of the following describes the symmetry of the graph of y = x3?

Answers: 2

Answer

Mathematics, 22.06.2019 00:30

How many doughnuts are equal to 20 cookies.? 3 apples = 5 bananas6 cookies = 7 apples2 doughnuts = 1 banana

Answers: 2

Answer

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

English, 16.07.2020 15:01

Harrydidn't build a house. (into affirmative) plz send fast...

History, 16.07.2020 15:01

Why is music important to Indonesians?...

Mathematics, 16.07.2020 15:01

Please help me I have tried so hard but nothing is working whoever comments and gives the right answer for each will get brainiest and 5 stars please...

Mathematics, 16.07.2020 15:01

Help please I need this done ...

Social Studies, 16.07.2020 15:01

According to distinctions between types of idiographic goals, a is something you think about, whereas a is something you do. 1. long-term goal; shor...

Mathematics, 16.07.2020 15:01

Mark, Paul and Brian share some sweets in the ratio 3:4:2. Mark gets 27 sweets. How many sweets are there altogether....

Mathematics, 16.07.2020 15:01

The common ratio of a g. p is 3. given that the 5th term is greater than the first term by 400 what is the fifth term of the g. p....

Mathematics, 16.07.2020 15:01

Meg mows 20% of a lawn in 10 minutes how much more time will she need to finish mowing the lawn...

Biology, 16.07.2020 15:01

Tracey knows that proteinuria (protein in the urine) after intense exercise is physiological (normal). However, protein is typically not present in ur...

Mathematics, 16.07.2020 15:01

Which of the following options is a 3rd degree polynomial with exactly 1 real root? A. F(x) = x2 +9x2 +27x+27 O B. F(X) = x2-94 +27x-27

Mathematics, 16.07.2020 15:01

The parametric equations of a curve are x = at, y = at^3 where a is a positive constant. The point P on the curve has parameter p and the tangent to t...

Mathematics, 16.07.2020 15:01

If the functions are combined so that h(x) = f(x) - g(x), then the domain of the function h(x) is x2

Mathematics, 16.07.2020 15:01

Bonjour svp qui peux m’aider a resoudre ce QCM merci davance

Mathematics, 16.07.2020 15:01

Find the angle which an arc of length 22 cm subtends at the centre of a circle of radius 15 cm[Take = 221(a) 70°(b) 84° (c) 96° (d) 156° an...

History, 16.07.2020 15:01

What is racism and how it affects our society...

Biology, 16.07.2020 15:01

Which one of the following steps in elongation is directly dependent on ATP or GTP hydrolysis? Peptide bond formation Movement of the ribosome 3 bases...

Mathematics, 16.07.2020 15:01

What must be added to15x²-10x to make itperfect squarea...

Business, 16.07.2020 15:01

Which one of the following will produce the lowest present value interest factor? A. 6 percent interest for 5 years B. 6 percent interest for 8 years...

Mathematics, 16.07.2020 15:01

The graph of y=3x^2-3x-1 is shown. Use the graph to find estimates for the solutions ofi) 3x^2-3x+2=2ii) 3x^2-3x-1=x+1 ...

Mathematics, 16.07.2020 15:01

Urn A contains seven white balls and five black balls. Urn B contains four white balls and six black balls. A ball is drawn from Urn A and then transf...

More questions: Mathematics Another questions