Binomial formula is :
$P ( k = 4 ) = nCk * p ^{k}(1-p) ^{n}= \\ =495 * 0.4 ^{4}* ( 0.6 ) ^{8}=$
= 495 * 0.0256 * 0.0167961 =
= 0.21284 ≈ 0.213
Answer: C ) 0.213

3 0

3 years ago

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The sum of two number is 27. One number is 3more than the other number. Write and solve a system of equations to find the two nu

Sladkaya [172]

Answer:

One number is 15 and 3 less than that is 12 so that is your other number

3 0

3 years ago

To add a value 1 to variable x, you write ________.

Vaselesa [24]

1+x you can not add them because they are not like terms

7 0

2 years ago

Does the equation y=14x show a proportional relationship between x and​ y? Explain.

Does the equation y=14x show a proportional relationship between x and y? Explain.