<span>Since there is no files attached to see the shape of the distribution, let us just have it this way:
The statement, "Because the two distributions displayed below have similar shapes, they have the same standard deviation." is false. This is false because distributions having the same mean and standard deviation can have very different shape of distribution. </span>
Answer:
87.975
Step-by-step explanation:
76.5 x 15% = 11.475
76.5 + 11.475 = 87.975
If 6 of the 13 books are new, then 7 of them are used. The ratio of new (6) to used (7) is
6:7 or 6/7
Ratio of all books (13) to used books (7) is
13:7 or 13/7
P.S. Hello from Russia :^)
