Chapter 7 Revision- Averages 2
Quiz
•
Mathematics
•
University
•
Practice Problem
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Hard
Emma Chatelier
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7 questions
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1.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
The train fare from Reading to London was £20 in 2019. In 2020 it is £20.70. Calculate the index number for 2020 using 2019 as the bas year.
2.
FILL IN THE BLANK QUESTION
3 mins • 1 pt
In 2019 where were 640,370 births in the UK. The total population was 67 million. What is the crude birth rate for the UK in 2019? (Give your answer to 2 d.p.)
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Calculate the geometric mean of 3 and 27.
9
10
12
15
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
The value of a house increases by 3% in year 1, 2.5% in year 2 and 0.5% in year 3. What is the average % increase for the 3 years? (Give your answer to 2 d.p.)
1.94%
2%
1.55%
2.5%
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Coursework = 30%
Written Exam= 70%
Pass mark= 55%
Student 1
Coursework= 90%
Exam= 45%
Calculate the weighted mean to find their overall percentage?
55%
58.5%
67.5%
60%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these averages can be shown on a quality control chart?
Mean
Mode
Geometric Mean
Average Seasonal Effect
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
From which type of graph can you calculate the size of the seasonal effect?
Histogram
Time Series
Frequency Polygon
Quality Assurance Chart
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