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100
What is the mean of the following numbers: 20 30 40 5 5
What is 20 20+30+40+5+5 = 100 100/5 = 20
100
For what number of people should you use median as your primary measure of center?
What is 50 or less people. When averaging scores within a single class - Median should be used to eliminate any outliers.
100
What is the mode of the following data? 1 2 3 4 5 6
What is there is not one mode. All numbers come up only one time.
100
A set of numerical data indicates how widely spread or closely clustered the data values are.
What is Variability
100
The mean of 4 tests is 98 points. Project 1 - 70 project 2- 130 project 3 - 85 Project 4 - ?
What is 107 points 70+130 + 85 + 107 = 392 4*98 = 392
200
What is the mean of the following numbers? 10 30 80 20
What is 35 10+30+80+20 = 140 140 / 4 = 35
200
What is the median of the following numbers: 10 5 17 12 6
What is 10 Put all numbers in order from least to greatest 5,6,10,12,17 10 is the middle number.
200
What is the mode of the following data? 2 4 2 3 4 2 6 5
What is 2
200
Data that are specific labels or names for categories are called?
What is Categorical Data
200
Look at the following set of numbers. I want to have the highest average possible. Should I use Mode, Mean, or Median: 8, 9, 12, 12, 17, 18
What is mean - 12.67 Mode - 12 Median - 12
300
The scores on a project were as follows: Project A = 20 Project B = 30 Project C = 20 Project D = ? And the mean of all the projects was 25. What score did project D receive?
What is 30 25 *4 = 100. Therefore all projects have to add up to 100. 20+30+20 = 70 100-70 = 30 Project D = 30
300
What is the median of the following numbers: 6 17 8 10 15 12
What is 11 Put the numbers in order from least to greatest 6,8,10,12,15,17 Since there is an even number, 10 plus 12 = 22/2 = 11
300
What is the mode of the following data? 3 4 5 3 4 4 5 4 34
What is 4
300
Data that are counts or measures are called?
What is Numerical Data
300
Four servers are pooling their tips. 19 16 18 12 A 5th server wants to pool money as well. He made 16.50 for the night. Will it increase or decrease everyone's tip for the night?
What is increase. They make 16.25 with 4. they make 16.30 with 5
400
The mean of the 3 scores was 80. Score 1 = 90 Score 2 = 40 Score 3 = ? Solve for ?
What is 110 3*80 = 240 90+40 = 130 240 - 130 = 110 ? = 110
400
What is the median in the following set of data: 2 8 3 6 7 10 20
What is 7 Put in order from least to greatest. 2,3,6,7,8,10,20 The middle number is 7
400
What information does the mode provide?
What is the most popular choice.
400
Shows data in order from least to greatest.
What is ordered value bar graph.
400
The following scores were recorded for the most recent assessment: 90, 95, 80 , 90, 70, 54, 90, 98, 100. What is the Range? What measure of center should I use to determine the measure of center?
What is 46 What is Median - less than 50 numbers This shows most data is clustered towards one end, but the data extends to 54 (outlier).
500
The mean of 5 scores is 20 four of the scores are 18 What was the final score?
What is 28 5*20 = 100 4*18 = 72 100-72 = 28
500
What is the median of the first 10 numbers - 1:10
What is 5.5 Put in order: 1,2,3,4,5,6,7,8,9,10 Middle numbers are 5 and 6 - add and divide by 2 11/2 = 5.5
500
What is the mode of the following data? 19 9 18 91 19 20 23
What is 19
500
Means, medians, and modes are referred to as?
What are measures of center
500
The following scores were recorded for the most recent assessment: 90, 95, 80 , 90, 70, 54, 90, 98, 100. How many people got scores higher than 90?
What is 3 You can't count 90 because 90 is not more than 90 :)