In this lesson, we will learn how to draw and interpret a frequency tree diagram.
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Which scatter graph shows a correct line of best fit?
A
B
Correct answer: C
C
Q2.
The scatter graph shows the scores on a Maths test and the scores on an English test. Use the line of best fit to estimate the English score of a student who scores 40 on the Maths test.
30
40
Correct answer: 50
50
Q3.
The scatter graph shows the age and value of some cars. Use the line of best fit to estimate the age of a car valued at £3000.
Some boys and girls were asked if they like football. The information is presented in the frequency tree. How many of the boys and girls did not like football?
10
2
3
Correct answer: 5
5
Q2.
Some boys and girls were asked if they like rugby. The information is presented in the frequency tree. What are the missing values A and B?
A = 23 and B = 40
A = 24 and B= 40
Correct answer: A = 40 and B = 24
A = 40 and B = 24
Q3.
Some boys and girls were asked if they like tennis. The information is presented in the frequency tree. Which part of the diagram would have the value 17?