Mean of Ungrouped data
Quiz by Michelle Catalan
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5 questions
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- Q1
The mean or arithmetic mean is also known as the _______________
last score
Average
middle score
Sum
10s - Q2
Find the mean of these numbers: 5,11,2,12,4,2
6
4
5
4.5
60s - Q3
What measure of central tendency is used when adding all the values and dividing the sum by the number of values?
Range
Mean
Mode
Median
20s - Q4
What should be the divisor to find the mean of 3,4,5 and 6?
4
4
5
3
15s - Q5
The mean of a set of scores is 81. Find the sum of the 40 test scores.
2280
3240
2820
2250
60s