other graphs mean,median, mode and range statistical questions box and whisker plots data...
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Statistics EOG Review
Other GraphsMean,Median, Mode and Range
Statistical Questions
Box and Whisker Plots
Data Distribution
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Mean, etc. – 10 Points
QUESTION:The line plot shows the number of hours Phil spent studying each night during a two-week period.What is the range of data represented in this line plot?
ANSWER:
• 4
Mean, etc– 20 Points
QUESTION:
The following is a set of scores on a math test: 68, 77, 93, 61, 84, 88, 76, 91, 80, 100, 89What is the median of the scores?
ANSWER: 84
Mean, etc– 30 Points
QUESTION:Susan has four 20-point projects for math class. Susan’s scores on the first 3 projects are shown below: Project 1: 18 Project 2: 15 Project 3: 16
Project 4: ?
What does she need to make on Project 4 so that the average for the four projects is 17?
ANSWER: 19
Mean, etc– 40 Points
QUESTION:• Trish is making money by walking dogs in her
neighborhood. She has set a goal of making an average of $50 per month. So far this year, her monthly totals have been $30, $25, $50, $20 and $65. How much money must she make next month to meet her goal?
ANSWER: $110
Mean, etc– 50 Points
QUESTION:•What number could you add to the following set of data to have a mean of 16? 12, 16, 18, 10, 14
ANSWER: 26
Statistical Questions– 10 Points
QUESTION:Which is the best example of a statistical question?A-What grade did Scott get on the last science test?B-What were the results for Ms. Gershon’s class on Monday’s science test?C-Did Penny take the science test on Monday?D-How long will it be before Ms. Gershon’s gives another science test?
ANSWER:
• B
Statistical Questions– 20 Points
QUESTION:Which statement most likely resulted from the use of statistics?
A-My height is 48 inches.B-25% of the students in my class are shorter than me.C-I think that no one in my class is taller than 54 inches.D-I have grown a lot in the last year.
ANSWER:• B
Statistical Questions– 30 Points
QUESTION:Which of the following is a statistical question?A-Is the temperature in this room 65 degrees?B-Is the temperature in this room more than 65 degrees?C-Has the temperature in this room been more than 65 degrees this month?D-When do you think that the temperature in this room will be greater than 65 degrees?ANSWER:
• C
Statistical Questions– 40 Points
QUESTION:
•Is this a statistical question?•What grade did Scott get on the last science test?
ANSWER:
•NO
Statistical Questions– 50 Points
QUESTION:
•What 2 components make up a good statistical question?
ANSWER:• Variability and name the population
Box and Whisker Plots– 10 Points
QUESTION:• Use the Box and Whisker plot below to find the IQR.
ANSWER:• 7
Box and Whisker Plots– 20 Points
QUESTION:•What percent of temperature were lower than 8.5?
ANSWER:•75%
Box and Whisker Plots– 30 Points
QUESTION:
• What is the 5 number summary for this box-and-whisker plot below?
ANSWER:• UQ=10• LE=1 UE=12 Median=8.5 LQ=6
Box and Whisker Plots– 40 Points
QUESTION:• What does the box and whisker plot look like
for the following data?
ANSWER:
Box and Whisker Plots– 50 Points
QUESTION:A-The top 25% of the temperatures are between what two values? B-Within what range of temperatures will the middle 50% of the data occur?
ANSWER: A: 14 and 20 B: 8 and 14
Data Distribution– 10 Points
QUESTION:• Describe the graph.
ANSWER:•Peak at 124
Data Distribution– 20 Points
QUESTION:• Describe the graph.
ANSWER:
• Symmetrical
Data Distribution– 30 Points
QUESTION:• Describe the graph.
ANSWER:
• Skewed Right with outliers
Data Distribution– 40 Points
QUESTION:• Describe the graph.
ANSWER:• Skewed Left
Data Distribution– 50 Points
QUESTION:• Describe the graph.
ANSWER:• Outlier
Other Graphs– 10 Points
QUESTION:• The line plot shows Amy’s scores on all of the
quizzes she took this year. If a score of 69 or lower is a failing grade, then how many quizzes did Amy fail?
ANSWER:
• 1 Quiz
Other Graphs– 20 Points
QUESTION:• What percent of the students scored 95 or above?
ANSWER:
• 20%
Other Graphs– 30 Points
QUESTION:A-How many students throw a discus 35 or more meters?B-What is the most common distance a discus was thrown?
ANSWER: A: 7+3+5+4=19 B: 25-29
Other Graphs– 40 Points
QUESTION:Which statement about the data is true based on the frequency table?A-Most of the people were speeding.B-50% of the people were traveling 55 miles per hour or slower.C-255 people were traveling at or below the speed limit.D-25% of the people were travelling at or between 36 and 45 miles per hour.
ANSWER: C
Other Graphs– 50 PointsQUESTION:• A. What is the size of the intervals?• B. How many students scored 60 or below?
ANSWER:• A: 10 B: 3+1+1+3+2=10