Summary

This is a quiz on box plots, including questions about finding quartiles, outliers, median, and IQR.

Full Transcript

Box Plot Quiz 4= 14-15 3= 12-13 2=11 1=9-10 0=Below 9 * Indicates required question 1. Email * 2. First name * 3. Last name * 4. What hour of IED are you in? * Mark only one oval. 2 3 6 7...

Box Plot Quiz 4= 14-15 3= 12-13 2=11 1=9-10 0=Below 9 * Indicates required question 1. Email * 2. First name * 3. Last name * 4. What hour of IED are you in? * Mark only one oval. 2 3 6 7 8 5. The box-and-whisker plot displays the number of inches of snowfall last year * 1 point for 14 cities. Each city had a different amount of snowfall. What is the median amount of snow that fell? Mark only one oval. 80 inches 56 inches 64 inches 76 inches 6. Consider the boxplot below. What is the lower quartile? * 1 point Mark only one oval. 7 8 10 6.5 7. Consider the boxplot below. What is the interquartile range (IQR)? * 1 point Mark only one oval. 4 6 3.5 9 8. When using IQR to find outliers, which formula will identify the lower limit? * 1 point Mark only one oval. Q3 - 1.5(IQR) Q1 - 1.5(IQR) Q1 + 1.5(IQR) Q3 + 1.5(IQR) 9. When using IQR to find outliers, which formula will identify the upper limit? * 1 point Mark only one oval. Q3 - 1.5(IQR) Q1 - 1.5(IQR) Q1 + 1.5(IQR) Q3 + 1.5(IQR) 10. What percentage of the data is between 40 and 90? * 1 point Mark only one oval. 25% 75% 50% 100% 11. Identify the outlier for the given data?23, 34, 27, 7, 30, 26, 28, 31, 34 * 1 point Mark only one oval. 7 there is none 23 34 12. Which city, Nashville or Dallas, has the smaller median? * 1 point Mark only one oval. Nashville Dallas They have the same 13. Which of the below is NOT part of a 5 number summary used to create a * 1 point boxplot? Mark only one oval. Minimum Mean Maximum First Quartile Thrid Quartile 14. Which of the statements is true? * 1 point Mark only one oval. It is unusual for male actors over 50 years old to win an Oscar. It is unusual for male actors under 40 years old to win an Oscar. It is unusual for female actors over 60 years old to win an Oscar. It is unusual for female actors under 50 years old to win an Oscar. 15. Find the Q1, Q2, Q3 , IQR and Range of the given * 1 point data11,12,12,13,14,14,15,15,15,16,17,17,18Draw the boxplot on your paper. Mark only one oval. Q1 = 12.5 Q2 = 15, Q3= 16.5 , IQR = 4.0 and Range =7 Q1 = 13.5 Q2 = 15.5, Q3= 17.5 , IQR = 5.0 and Range =7 Q1 = 11.5 Q2 = 14, Q3= 15.5 , IQR = 4.5 and Range =6 Q1 = 12.5 Q2 = 14, Q3= 16.5 , IQR = 4.0 and Range =8 16. True of false, 75% of the data values are greater than 18? * 1 point Mark only one oval. True False, 50 % of the values are greater than 18 False, 75% of the values are greater than 16 False, 25% of the values are greater than 18 17. The data set 5, 6, 7, 8, 9, 9, 9, 10, 12, 14, 17, 17, 18, 19, 19 represents the * 1 point number of hours spent on the Internet in a week by students in a mathematics class. Which box-and-whisker plot represents the data? Mark only one oval. 1 2 3 4 18. Which profession had the greatest range of salaries? * 1 point Mark only one oval. Nuclear engineer Musician Police officer Impossible to tell 19. Which has a larger IQR? * 1 point Mark only one oval. Zach Steven They have the same IQR This content is neither created nor endorsed by Google. Forms

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