A random sample of 55 cars produced by GM showed an average of 42 miles per gallon (mpg). The standard deviation of the sample is 6 mpg. With this information, if we wanted to create an interval estimate of the mean mpg for all cars produced by GM, which distribution would we use?

A, b, c, and d have the coordinates (-8, 1), (-2, 4), (-3, -1), and (-6, 5), respectively. which sentence about the points is true? a. a, b, c, and d lie on the same line. b. and are perpendicular lines. c. and are parallel lines. d. and are intersecting lines but are not perpendicular. e. and are parallel lines.

Angela took a general public aptitude test and scored in the 88th percentile for aptitude in accounting. what percentage of the scores were at or below her score?

The number of fish in a lake can be modeled by the exponential regression equation y=14.08 x 2.08^x where x represents the year