About Statistics

Following are some of the multiple choice questions on the Statistics with answers that will help the students in developing their knowledge.

Statistics MCQ

1. What is the range?

  • average
  • biggest-smallest
  • the middle #
  • # happening the most

2. The mode score on the 6th grade math test was 94! Which of these interpretations must be correct?

  • 94 was the highest score on the test.
  • More students received a 94 than any other score
  • No student scored below a 94
  • A score of 91 was slightly below average.

3. To find the average or mean of a set of numbers, add up all the items and divide by...

  • 2
  • The minimum
  • The maximum
  • The number of items

4. If you score 76, 85, 97, and 83 on your math tests, what would your median score be?

  • 84
  • 90
  • 85
  • 88

5. What is the MODE of a data set?

  • The middle value
  • The number that occurs most frequently
  • The average
  • The difference between the max and min values

6. Find the median, mode and range: 3, 5, 7, 9, 11, 8, 3

  • median:7 mode:9 range:8
  • median:6 mode:3 range:7
  • median:7 mode:3 range:8

7. 33, 25, 42, 25, 31, 37, 46, 29, 38What is the interquartile range of the data?

  • 8
  • 9
  • 13
  • 21

8. Which of the following is a population?

  • 7th grade girls at Schroeder
  • 7th grade boys at Schroeder
  • Teachers at Schroeder
  • All students at Schroeder

9. What is the RANGE of a data set?

  • The middle value
  • The number that occurs most frequently
  • The average
  • The difference between the max and min values

10. What is the MEDIAN of a data set?

  • The middle value
  • The number that occurs most frequently
  • The average
  • The difference between the max and min values

11. Which of the following is an example of a statistical question?

  • What color shirt are you wearing?
  • How many dogs do you have?
  • What are the favorite ice cream flavors of CMS 6th graders?
  • Is it a nice day outside?

12. What makes a question statistical?

  • Population
  • Measurability
  • Variability
  • All of the above

13. What is the MEAN of a data set?

  • The middle value
  • The number that occurs most frequently
  • The average
  • The difference between the max and min values

14. A sample should be

  • representative of  only middle school students only
  • a very large group
  • representative of the population
  • representative of people who volunteer

15. Temperature and number of people wearing jackets

  • Positive Correlation
  • Negative Correlation
  • No Correlation

16. Which could be a sample?

  • All students at UND
  • Students in a sorority at UND
  • All professors at UND

17. Find the median of20 30 40 50 60

  • 50
  • 40
  • 1
  • 5

18. A public library asked every 10th person who entered to name the type of book they were getting

  • Biased
  • Unbiased

19. Which answer shows categorical data?

  • Age
  • Height
  • Number of cousins
  • Favorite singer

20. What does it mean for a graph of data to be SKEWED RIGHT?

  • Most of the data is grouped to the left side
  • Most of the data is grouped to the right side
  • Most of the data is in the middle (draw a line down the middle and both sides look the same)

21. What does it mean for a graph of data to be SKEWED LEFT?

  • Most of the data is grouped to the left side
  • Most of the data is grouped to the right side
  • Most of the data is in the middle (draw a line down the middle and both sides look the same)

22. What does it mean for a graph of data to be SYMMETRICAL?

  • Most of the data is grouped to the left side
  • Most of the data is grouped to the right side
  • Most of the data is in the middle (draw a line down the middle and both sides look the same)

23. Which answer shows numerical data?

  • Favorite animal
  • Hours of sleep last night
  • Hair color
  • Elementary school you attended

24. Which event is not a dependent event?

  • Picking 2 students be line leader and door holder from a group of 20 students
  • Picking 2 marbles from a bag without replacing the first marble
  • Picking 2 blue crayons from a box
  • Picking an earring, replacing it, then picking a 2nd earring

25. Probability can be between what two numbers?

  • 10 and 20
  • 0 and 100
  • 0 and 1
  • All Numbers are possible

26. Amount of Education and Amount of income

  • Positive Correlation
  • Negative Correlation
  • No Correlation

27. Distance traveled vs. amount of gas in the car

  • Positive Correlation
  • Negative Correlation
  • No Correlation

28. At a football game, a researcherrandomly asks 100 people to nametheir favorite sport. Is this a biasedsample?

  • Yes
  • No

29. What is the MAD of the following set of data? Round your answer to the nearest tenth. 2, 4, 18, 10, 7, 13

  • 5
  • 4.7
  • 4
  • 9

30. Roger has the following data:12, 10, 3, 5, 6Susan has the following data:5, 9, 4, 5, 6Who has the data with the highest median and what is it?

  • Roger - 6
  • Susan - 7
  • Roger - 8
  • Susan - 5.5

31. What is the LE/min and UE/max of the following data:15, 20, 5, 10, 2, 3, 19, 7, 11

  • 2, 15
  • 3, 19
  • 2, 20
  • 0, 100

32. A website asks a visitor to fill out anonline survey. Is this a random sample?

  • Yes
  • No, its voluntary
  • No, its mandatory

33. What is the mean?4, 5, 6, 7, 3, 4, 10, 1

  • 7
  • 4.5
  • 5
  • 8

34. Find the mode:3.8, 4.2, 4.0, 4.2, 4.2

  • 4.2
  • 3.8
  • 4.0
  • 4

35. Marco bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the range of Marco's scores?

  • 193
  • 127
  • 60
  • 66

36. What is the median of this data set?3 , 17 , 17 , 11 , 8 , 13 , 5 , 18

  • 11
  • 12
  • 13
  • 17

37. What is the median of this data?0, 2, 4, 6, 8, 9

  • 5
  • 4
  • 6
  • 4.5

38. In order to find the median, the data must be sorted from least to greatest first.

  • True
  • False

39. -graph organized according to place value

  • stem and leaf plot
  • dot plot
  • histogram
  • box plot

40. -difference between the largest and smallest value of a data set

  • mean
  • median
  • mode
  • range

41. -center number of a data set

  • mean
  • median
  • mode
  • range

42. -NOT a middle measure

  • mean
  • median
  • mode
  • range

43. -most frequently occurring number in a data set

  • mean
  • median
  • mode
  • range

44. -sum divided by number of addends

  • mean
  • median
  • mode
  • range

45. -bar graph of data intervals

  • stem and leaf plot
  • dot plot
  • histogram
  • box plot

46. -type of question that expects a variety of answers

  • statistical question
  • scientific question
  • rhetorical question
  • hypothetical question

47. -graph that summarizes data into 5 measures

  • stem and leaf plot
  • dot plot
  • histogram
  • box plot

48. -range of numbers

  • interval
  • average
  • frequency
  • mean

49. -graph used to convey information about center and variability

  • stem and leaf plot
  • dot plot
  • histogram
  • box plot

50. -graph that uses dots to show frequency

  • stem and leaf plot
  • dot plot
  • histogram
  • box plot

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