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Intro to Stat_Part_4

# Intro to Stat_Part_4 - 26 CHAPTER 1 SAMPLING AND DATA...

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26 CHAPTER 1. SAMPLING AND DATA Solutions to Exercises in Chapter 1 Solution to Exercise 1.1 (p. 17) a. quantitative - discrete b. quantitative - continuous c. qualitative d. quantitative - continuous e. quantitative - discrete f. qualitative g. qualitative h. quantitative - continuous i. quantitative - continuous j. quantitative - discrete Solution to Exercise 1.3 (p. 18) b. 5.00% c. 93.33% Solution to Exercise 1.5 (p. 18) a. Children who take ski and snowboard lessons b. A group of these children c. The population average d. The sample average e. X = the age of one child who takes the first ski or snowboard lesson f. A value for X , such as 3, 7, etc. Solution to Exercise 1.7 (p. 19) a. The clients of the insurance companies b. A group of the clients c. The average yearly health costs of the all health insurance clients d. The average yearly health costs of the clients in the sample e. X = the health insurance cost for a year for one client f. A value for X , such as \$140, \$725, \$2143 etc.

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