Answer:
<em>0.615</em>
Step-by-step explanation:
The frequency table is attached below.
We have to calculate, the probability that the student preferred morning classes given he or she is a junior.
i.e 
We know that,

So,

Putting the values from the table,

The answer is 5 x -3 + 4 x 2 / 2 = -15 + 8 / 2 = -11
Answer:
Step-by-step explanation: 7
Subtract 5 on both sides to get 4x = x + 21
then, subtract x from 4x and x is 1, so 3x = 21 then divide by 3 on both sides
Answer:
x-8<-15
Step-by-step explanation:
There is no restriction upon x for that function therefore the domain is all real numbers. x=(-oo, +oo)