Answer:
4 people
Step-by-step explanation:
In family dinner there are 12 members In family dinner Ebenezer is served to 4 peoples and 8 peoples are left
Answer:
Step-by-step explanation:
Given that 30% of all students who have to buy a text for a particular course want a new copy (the successes!), whereas the other 70% want a used copy.
Each purchaser is independent of the other and there are only two outcomes
X - no of persons who prefer new copies is Bin (15, 0.3)
a) E(x) = np =
Var(x) = npq =
Std dev (x) = 1.775
b)
c)
d) h(X) = revenue when x of 15 purchasers want new copies
E(h(x)) = 100(E(x) = 450
Here h(x) = 100x
Hence E(100x) = 100E(X)
Answer:
he needs paper fhfhcufhfhfufufurjfjrjfufuruucueu2uuwujw8x38i2
Answer:
B and C
Step-by-step explanation: