Answer: 0.2643
Step-by-step explanation:
Let p be the population proportion and
be the sample proportion .
As per given question , we have

z-score : 

The required probability ( using z-table ):-

Hence, the probability that the proportion of books checked out in a sample of 478 books would be less than 13% = 0.2643
Answer:
A
Step-by-step explanation:
Because you have to use the Pythagorean theorem to solve for this.
Answer:
Step-by-step explanation:
multiply lengthx weith
Answer:
Just plus everything together
X-3+4X+4+2X+1
Step-by-step explanation:
Answer:
22?
I'm not sure but i will corect it if i'm wrong