Answer:
Sorry do not have your answer
Step-by-step explanation:
Recall that for

, i.e. a random variable

following a binomial distribution over

trials and with probability parameter

,

So you have




The expected value of

is simply

, while the standard deviation is

. In this case, they are

and

, respectively.
Answer:
Step-by-step explanation:
2n² + 9n - 35 = (2n-5)(n+7)
n = 2.5, -7
B is your answer!
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~Amber Fish
Answer:x=4
Step-by-step explanation:
To solve
10(x+1)=56-2(x-1)
Open the brackets
10x+10=56-2x+2
Collect like terms
10x+2x=56-10+2
12x=48
Divide through by 12
x=4