CK-12-Basic Probability and Statistics Concepts - A Full Course

(Marvins-Underground-K-12) #1

5.6. Mode http://www.ck12.org


Practice



  1. Which of the following measures can be determined for quantitative data only?
    a. mean
    b. median
    c. mode
    d. none of these

  2. Which of the following measures can be calculated for qualitative data only?
    a. mean
    b. median
    c. mode
    d. all of these

  3. What is the term used to describe the distribution of a data set that has 1 mode?
    a. multimodal
    b. unimodal
    c. nonmodal
    d. bimodal

  4. What is the mode of the following numbers, which represent the ages of 8 hockey players? 12, 11, 14, 10, 8,
    13, 11, 9
    a. 11
    b. 10
    c. 14
    d. 8

  5. Which of the following measures can have more than 1 value for a set of data?
    a. median
    b. mode
    c. mean
    d. none of these

  6. What are the modes of the following sets of numbers?
    a. 3, 13, 6, 8, 10, 5, 6
    b. 12, 0, 15, 15, 13, 19, 16, 13, 16, 16

  7. A student recorded her scores on weekly English quizzes that were marked out of a possible 10 points. Her
    scores were as follows:


8 , 5 , 8 , 5 , 7 , 6 , 7 , 7 , 5 , 7 , 5 , 5 , 6 , 6 , 9 , 8 , 9 , 7 , 9 , 9 , 6 , 8 , 6 , 6 , 7

What is the mode of her scores on the weekly English quizzes?


  1. The following table represents the number of minutes that students spent studying for a math test:


TABLE5.23:


Studying Time (minutes) Number of Students
[ 0 − 10 ) 2
[ 10 − 20 ) 10
[ 20 − 30 ) 6
[ 30 − 40 ) 4
[ 40 − 50 ) 3
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