4. Ajar contains diles, each labeled with only the even numbers from 2
through 24. Students draw a tile
from the jar to determine lab
partners, so the jar holds two 2s, two
4s, two 6s, and so forth. The first
student to take a tile draws an 8.
What is the probability that the next
student to take a tile will also draw
an 8?
AH
B
1日 15 IE 1
23
С
D 144

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

Compute the standard deviation of the following set of data to the nearest whole number. 10, 10, 15, 20, 25

Here are the 30 best lifetime baseball batting averages of all time, arranged in order from lowest to highest: 0.319, 0.329, 0.330, 0.331, 0.331, 0.333, 0.333, 0.333, 0.334, 0.334, 0.334, 0.336, 0.337, 0.338, 0.338, 0.338, 0.340, 0.340, 0.341, 0.341, 0.342, 0.342, 0.342, 0.344, 0.344, 0.345, 0.346, 0.349, 0.358, 0.366 if you were to build a histogram of these data, which of the following would be the best choice of classes?