Subtract <span><span>14x</span><span>14x</span></span> from <span><span>12x</span><span>12x</span></span> to get <span><span><span>−2</span>x</span><span><span>-2</span>x</span></span>.<span><span><span>−2</span>x</span><span>−<span>10</span></span></span>
Answer: 17.89
Step-by-step explanation:
In binomial distribution, the standard deviation is given by :-

As per given , we have
The number of vouchers in the sample with errors is denoted by x.
p= 0.20 , n = 2000
Then , 

Hence, the standard deviation of x is 17.89.
Answer:
68/100
Step-by-step explanation:
answer is 68/100
Answer: A y=4x^2+1
Step-by-step explanation:According to slope A is the answer
Answer:
A) 0 and 13
Step-by-step explanation:
64 - 37 = 27
27/2 = 13.5
13 teachers can teach 3 classes at max