Answer:
10 units
Step-by-step explanation:
i took the test
5 hundred thousand 6 thousand 7 hundred and 9
I'm going to reword your question so it's easier to answer. I'm also going to pretend no one has 3 or more accounts because it's irrelevant.
22% have no accounts (220/1000)
What is the probability that 4 or more of the 10 participants has no account?
(220/1000)*(219/999)*(218/998)*(217/997)*(10 choose 4)
Answer:
+ 64
Step-by-step explanation:
Given,
M = 2
E = 64
To find : V = ?
V = + 2E/M
V = + 2 x 64 / 2
= + 2 x 32
V = + 64
