Answer:
x=10
Step-by-step explanation:
let me know if correct
I think the answer is B. Or A.
Ones and tens thats the anwers
Answer:

Step-by-step explanation:
-This is a binomial probability distribution problem.
-Given that p=0.86 and n=11, the sample variance can be calculated using the formula:

#We substitute the given parameters in the formula to solve for variance:

Hence, the sample variance is 1.32