Question: SAMPLING PRACTICE (CONTINUED) 8. The average weight of the ten-dog sample recorded in Chart 2 is pounds. 9. Based on the average found in Question

SAMPLING PRACTICE (CONTINUED) 8. The average weight of the ten-dog sample recorded in Chart 2 is pounds. 9. Based on the average found in Question 8, I predict the average weight of the 25 dogs is pounds. Place the 25 rectangles back in the bag. Shake the bag to thoroughly mix the rectangles. Repeat the sampling procedure, this time drawing 20 rectangles. Record the 20 weights in Chart 3. Chart 3 Step 6: Find the sum of the weights recorded on the 20 rectangles, and divide the sum by 20 to find the average weight of the sample. 10. The average weight in the 20-dog sample in Chart 3 is pounds. edmon 11. The sample size in Chart 1 is (A)_, in Chart 2 is (B) _, and in Chart 3 is (C) Step 7: Find the sum of the weights of the population of 25 dogs. Divide the sum by 25 to find the actual average weight of the population. 12. The average weight of the population of 25 dogs is pounds. 13. The sample closest to the actual average weight of the population of 25 dogs is the sample in Chart 14. It is expected that the larger the , the greater the confidence that accurate predictions can be made about the population from which the sample is drawn. 5157

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