Unit 1: Exploring One-Variable Data

A teacher recorded the following test scores for 20 students: 62, 74, 78, 81, 83, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 45.

Two classes took the same quiz (out of 10 points). Their results: Class A: 4, 5, 5, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 9, 9 Class B: 2, 3, 5, 5, 6, 7, 7, 8, 8, 8, 9, 9, 9, 10, 10

The heights (in inches) of 25 students are summarized below:

A company tracks daily sales (in thousands of dollars) at two stores over 10 days: Store X: 12, 13, 14, 14, 15, 15, 15, 16, 16, 17 Store Y: 8, 10, 12, 14, 15, 15, 16, 18, 20, 22

The ages of 30 audience members at a comedy show are: 18, 19, 19, 20, 21, 21, 22, 22, 23, 24, 24, 25, 25, 26, 27, 28, 29, 30, 31, 33, 35, 38, 42, 45, 48, 52, 55, 60, 65, 72.

The weights of apples from an orchard are approximately normally distributed with mean [math] grams and standard deviation [math] grams.

The number of hours 15 college students studied for an exam: 0, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 7, 8, 10, 14.

A data set of temperatures in Celsius has mean [math] and standard deviation [math]. The conversion to Fahrenheit is [math].

The lifespans of a certain brand of battery are normally distributed with [math] hours and [math] hours.

A random number generator produces values uniformly distributed between 0 and 10.