Share DATA (for baamboozle)
Save to Folder
Fill in the blank: Display data as marks above a number line in a _____.
Dot Plot
Of these data points: 6, 12, 2, 6, 3, 4, 2, 5, 6 What is the least value? What is the greatest value? The value that repeats?
2, 12, 6
What THREE words can be used to describe the Measure of Center?
Mean, Median and Mode
What is another word to describe the average of a set of data?
the MEAN
How do you find the mean of a set of data points?
Find the SUM of the values in the data set then, DIVIDE by the total number of data values in the set.
What is the Mean of this data set: 3, 7, 5, 10, 6, 2, 2
5 (Sum is 35, 7 data points; 35 ÷7)
What is the MEAN of this data set: 22, 12, 31, 14, 7, 19
17.5 (Sum is 105, 6 data points, 105 ÷ 6)
What is the middle data value called?
the MEDIAN
What is the MEDIAN of this data set: 59, 61, 63, 67, 67, 72
65
What is the MEDIAN of this data set: 35, 37, 38, 42, 46, 51
40
How must the data points be arranged in order to find the MEDIAN?
order the values from LEAST to GREATEST
What measure of center uses the a data value that occurs MOST often?
MODE
What is the MODE of this data set: 59, 61, 62, 63, 67, 67, 72
67
What is the MODE of this data set: 35, 37, 38, 42, 46, 49, 51
There is NO MODE
What are the measures of center for this data set (there are 3 measures): 95,75, 85, 95
1) Mean: 87.5 2) Median: 80 3) Mode: 95
The difference of greatest value and the least value is what measure of variability?
the RANGE
