# Ch. 12 T - Honors Algebra 2 Chapter 12 Test Keeney Name...

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Honors Algebra 2 Name ________________________ Chapter 12 Test Keeney Period _____ Date ______________ Directions: This is a take home test. You may use your book, notes, and calculator. You may NOT use another person in any way. Work that appears to be copied will be examined closely and questioned. Read each question. Show the set up for all calculations for credit. Use labels where appropriate. Circle your answers. 1. A principal takes a random sample of the classes at her school and finds the number of students in each class. The data are: 17, 23, 25, 31, 14, 19, 27, 33, 20, 23, 11, 30, 23, 35, 16, 25, 17, 28, 32, 21 Make a stem-and-leaf plot of the data. Find the mean, median, and mode for the data. 2. A travel agent is interested in the length of time people in a town go on vacation. The results from a random sample of people in the town are shown below: 5 3 4 5 7 6 5 3 3 4 5 7 3 4 4 6 3 5 7 5 4 5 6 5 4 Make a histogram of the data. If one person from the sample is randomly selected, find the probability that the person spends at least 5 days on vacation.

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Ch. 12 T - Honors Algebra 2 Chapter 12 Test Keeney Name...

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