Suppose a fourth movie reviewer is added to the set below. What would the fourth rating need to be to make the mean of the new data set equal 6? + 0 OA. 2 OB. 3 O c. 5 O D. 6 + 1 2 3 4 5 6 7 + 8 9 10

The following boxplot shows the weights, in kg, of the mens' World Cup players in 2018 for Australia and Argentina. Use the boxplots and the appropriate summary statistics below to answer the following. Team Australia Argentina- 65 70 75 80 85 90 95 Weight (kg) median IQR Australia 77 12 Argentina 75 a. Write 1-2 sentences comparing the centers in the context of the data. Use the appropriate number summary, median or IQR, in your comparison. b. Write 1-2 sentences comparing the variation in the context of the data. Use the appropriate number summary, median or IQR, in your comparison.

The boxplots below represent movie run-times (length of a movie in minutes) for movies that have been rated by the Motion Picture Associate of America as R, PG-13, PG, and G. Which movies have the largest variety in typical run-time? 80 R PG-13 PG B G 000 0 0 0 100 120 140 160 180 Runtime (in minutes) It's a tie between R and PG movies because they had the same median. PG-13 because it has the widest whiskers. PG-13 because it has the largest IQR. R because it has the most outliers.

Find the 5 number summary for the data shown. 1 11 25 29 45 50 60 70 73 84 94 97 100 5 number summary:

CHAPTER 16 CLASSWORK 1. Find the mean for the following lists of numbers. (Round to the nearest tenth) a. Algebra quiz scores: 32, 26, 30, 19, 51, 46, 38, 39 b. Average number of defects per school: 10.6, 12.5, 11.7, 9.6, 10.3, 9.6, 10.9, 6.4, 2.3, 4.1 2. Find the mode or modes for each of the following lists of numbers a. Number of students graduating with honors: 85, 69, 72, 69, 103, 81, 98. b. Number of fifth grade students: 32, 38, 32, 36, 38, 34, 35, 30, 39 3. Find the median of following numbers. (Round to the nearest hundredth) a. 35, 33, 32, 34, 35, 34, 35, 35, 34 b. 35, 33, 34, 35, 34, 35, 35, 34

Find the mean and median (in that order) for the data set: 2,5,2,8,3, a. 2,4 b. 4,2 c 3,4 d 4,3

Use the given data to complete parts (a) and (b) below. X 2.2 3.8 4 1.5 2.9 3.7 46 49 (a) Draw a scatter diagram of the data. Choose the correct answer below. O A. OB. OC. OD. 64 Ay 6- AY 6- AY 6- 4- 4- 4- 4- 2- 2- 2- 2- 0- 0- 0+ 0- 2. 4 6 4. 6. 4 6

Find the mode of the data set: 13, 32, 25, 27, 13 O 22 O 13 O 24.5 O 25 Eo search F3 F4 F5 F6 F7 F8 F9 2$ % &

You are given the following set of data. Its mean is 327. 255, 295, 345, 365, 375 If 25 is subtracted from each value, what will be the new mean? A. 270 O B. 327 OC. 315 O D. 302

For each statement. decide whether descriptive statistics is used. O a. In 2013, the number of high school graduates will be 3.2 million students. Source: National Center for Education. O b. None of these. O C Researchers stated that the shape of a person's ears is related to the person's aggression. Source. American journal of Human Biology O d. A diet high in fruits and vegetables will lower blood pressure. Source: Institute of Medicine. O e. The total amount of estimated losses from hurricane Hugo was $4.2 billion. Source: Insurance Service Office