Chapter 12 Extra Practice Lesson 12-1 Graph the probability distribution for each sample space. 1. (the product of two number cubes an even number, the product an odd number} 2. (the sum of two number cubes a prime number, the sum a composite number} Lesson 12-2 Use the data in the table to find each probability. Characteristics of Camp Counselors 3. P(counselor a junior) Grade Level Male Female 4. P(counselor female) Junior 18 21 5. P(counselor a senior and male) Senior 25 16 6. P(counselor a junior I counselor female) 7. P(counselor male I counselor a senior) Lesson 12-3 Find the mean, median, and mode for each set of values. 9. 16 62 24 13 21 35 24 17 20 8. 3 26 4 534275 3 11. 6.1 9.5 3.8 4.6 6.1 2.3 3.7 2,1 10. 125 135 126 138 137 135 121 Lesson 12-4 Find the mean, range, interquartile range, and standard deviation for each set of data. 13. 25 29 21 19 30 26 28 12. 6 8 5 27 3567 15. 100 98 101 100 102 97 100 14. 12 9 10 11 13 9 20 Lesson 12-5 Find the margin of error for the sample proportion, given each sample size n.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.