# Statistical Concentration And Dispersion Parameters - Test: Question Preview (ID: 19831)

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**The heights in cm of seven children were 151, 160, 148, 143, 127, 159 and 133. What is the median height?**

a) 143

b) 148

c) 151

d) 145

**In a maths test the marks for the boys were 9, 7, 8, 7, 5 and the marks for the girls were 6, 3, 9, 8, 2, 2. Who had a higher mean mark, the boys or the girls?**

a) Both the same

b) Girls

c) Boys

d) None

**Five pupils in a class were weighed and their weights were 47kg, 51kg, 46kg, 50kg, and 48kg. Find the mean weight of the pupils.**

a) 48.4

b) 60.5

c) 242

d) 125

**Look at this series of numbers: 25, 21, 12, 14, 8, 19, 17, 12. What's the median?**

a) 15

b) 15.5

c) 16

d) 14

**Look at this series of numbers: 25, 21, 12, 14, 8, 19, 17, 12. What's the mode?**

a) 12

b) 14

c) 21

d) 18

**Look at this series of numbers: 25, 21, 12, 14, 8, 19, 17, 12. What's the mean?**

a) 16

b) 32

c) 128

d) 112

**Which measure of average can have more than one value?**

a) Mean

b) Median

c) Mode

d) Standard deviation

**Which measure of average requires you to put the data in numerical order?**

a) Mean

b) Median

c) Mode

d) Standard deviation

**Find the median in this list of numbers: 4, 3, 4, 3, 4, 3.**

a) 3

b) 3.5

c) 4

d) 5

**Find the mode in the following list of numbers: 2, 3, 4, 2, 3, 4, 2, 5, 3, 2, 5.**

a) 2

b) 3

c) 4

d) 5

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