9514 1404 393
Answer:
x = (ab +a +b +c)/(a +b)
Step-by-step explanation:
Eliminate parentheses, subtract left terms not containing x, divide by the coefficient of x.
Helppp I really need help in this one
1 answer:
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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