He has 72 books......1/6 are romance
1/6 of 72...." of " means multiply
1/6 * 72 = 72/6 = 12....12 books are romance
Answer:
-3
Step-by-step explanation:
Rise/Run is the basic formula for slope. The rise is 3 and the run is -1, making the answer -3.
Answer:
The confidence interval is (0.444 ± 0.111).
Step-by-step explanation:
The general form of a confidence interval for single proportion is: 
The interval provided is: (0.333 < p < 0.555)
Then

Solving the two equation simultaneously:
Add (i) and (ii),

Substitute the value of
in (i) to compute the value of <em>E:</em>

Thus, the confidence interval is,

Answer:
72
Step-by-step explanation:
you just subtract.
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