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Warm-up Day 1 of Chapter 2 Review

Warm-up Day 1 of Chapter 2 Review. The following is an ogive of the number of ounces of alcohol ( one ounce is about 30 milliliters) consumed per week in a sample of 150 college students. A study wished to classify the students as “light,” “moderate,” “heavy ,”

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Warm-up Day 1 of Chapter 2 Review

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  1. Warm-upDay 1 of Chapter 2 Review • The following is an ogive of the number of ounces of alcohol (one ounce is about 30 milliliters) consumed per week in a sample of 150 college students. A study wished to classify the students as “light,” “moderate,” “heavy,” and “problem” drinkers by the amount consumed per week. About what percent of students are moderate drinkers, that is, consume between 4 and 8 ounces per week? 1) 2) 3) 4)

  2. Answers to Normal Distribution Worksheet 1 Part A – 1) 68^% 2) 4.3% 3) normalcdf(45,45,52,7) = 0.0037 = 3.7% OR Normalpdf(45,52,7) =0.0345 = 3.5% 4) 12.7% Part B – 1) The density curve for B would be taller and less wide due to the smaller standard deviation. The center would be slightly more to the right because the mean for B is 54 in comparison to 52 for A. 2) 0.26% 3) 11.5% 4) 80.5%

  3. Normal Distribution Worksheet 2 • 1.98% • 1.15% • 20.23%

  4. Student of the day!Block 4

  5. Student of the day!Block 5

  6. Student of the day!Block 6

  7. Ch. 2 Quiz 3 Directions • Complete the quiz on a piece of paper. You can write on the quiz sheet. • When you finish, staple your answers on top of your quiz and leave it on the book shelf to the left of the board. (Grab the Wksht on Norm Dev. #3) • If there isn’t someone waiting already, bring your organized notebook to Mrs. Stern for grading. • Once your notebook is graded, or while you wait…work on the homework assignment. * The class is silent UNTIL the last person turns in their quiz. You should have the 10 terms and the 6 notes with warm-ups.

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