# 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