Answer:
3934
Step-by-step explanation:
Round 15,479,652 and find square root.
Answer: 0.2224
Step-by-step explanation:
Given: The proportion of adults need eye correction: p= 78%=0.78
Let X be a binomial variable that represents the number of adults who need eye correction.
Sample size of adults: n= 12
Binomial ditsribution formula:
Now, the probability that at least 11 of them need correction for their eyesight will be
Hence, the required probability = 0.2224
Answer:
Step-by-step explanation:
3)8-13x
4)10b-9
5)4x-2
6)-4a-4