Answer:
For the r alone
Step-by-step explanation:
<span>D. the probability that a student has a car or job
</span>
Answer:
1)x=2. 2)x=5/2
Step-by-step explanation:
Steps in pic below
Answer:
p=1
Step-by-step explanation:
Given that a day care program has an average daily expense of $75.00. The standard deviation is $5.00.
Sample size = 64
Std error of sample = 
Thus sample mean will follow normal with
(75, 0.625)
Required probability
=
It is almost a certain event with p =1