2. The tread life of a tire is normally distributed with a mean of 70,000 miles and a standard deviation of 1,500 miles. What is the probability that the tire will last less than
72,000 miles?
A. 90%
B. 11%
C. 14%
D. 15%

If two angles of a triangle have equal measures and the third angle measures 90°, what are the angle measures of the triangle? a. 60°, 60°, 60° b. 45°, 90°, 90° c. 30°, 30°, 90° d. 45°, 45°, 90°

Cody ran nine miles on his first day of training. the next day he ran 1/8 that distance. how far did he run the second day?

Select the correct answer. employee earnings per month($) 1 1,200 2 2,600 3 1,800 4 1,450 5 3,500 6 2,800 7 12,500 8 3,200 which measure of spread is best for the data in the table? a. range b. quartiles c. interquartile range d. mean absolute deviation