Statistics Worksheet
Statistics
Worksheet
Name: _______________________________
Q.1 24 fifth-year pupils were asked to choose from an option of 4 subjects. The results are in the table below
Accounting |
Applied Maths |
Physics |
French |
5 |
8 |
4 |
7 |
Illustrate the data with a pie chart.
What percentage of the 24 pupils chose applied maths?
_____________
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Q.2
The
table below shows the number of days on which pupils in a certain class were
absent during the
month of December
No. of days absent |
0 |
1 |
2 |
3 |
4 |
5 |
No. of pupils |
8 |
6 |
4 |
5 |
4 |
3 |
i)
How many pupils are in the class?
___________
ii)
What is the mode of the distribution?
___________
iii) Calculate
the mean number of days absent.
___________
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Drink |
Tea |
Coffee |
Chocolate |
Soup |
Other |
Number of
drinks |
11 |
12 |
10 |
8 |
9 |
i) Represent the data with a bar chart
ii) What was the total number of drinks sold on the day? _____________
iii) Express the most popular drink as a percentage of the total number of drinks sold on that day. ____________
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Q.4
The number of microwave ovens sold in a particular six-day period by a
large electrical shop is shown below:
Day |
Monday |
Tuesday |
Wednesday |
Thursday |
Friday |
Saturday |
Sales |
5 |
7 |
10 |
6 |
8 |
12 |
i) Show the data on a trend graph
ii) How many microwave ovens were sold during the six days? ________
iii) Express the number of microwave ovens sold on Monday and Tuesday as a percentage of the total number sold for the six days. ________
iv) The profit on one microwave oven is €40. Calculate the profit on the sales for the six days. ________