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Lesson details

Key learning points

  1. In this lesson, we will discuss which graph is the appropriate to display for a hypothesis.

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3 Questions

Q1.
Look at the table below, which shows the favourite lunch option for boys and girls in Year 8. First, how many boys in total were asked?
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100
150
25
Correct answer: 50
Q2.
What proportion of boys prefer sandwiches?
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12%
18%
Correct answer: 36%
39%
Q3.
Which of these statements is INCORRECT?
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A higher proportion of girls like soup than boys
Half of girls prefer pizza
Correct answer: More girls than boys like pizza, so girls prefer pizza to boys
Soup is the least popular of the 3 options

3 Questions

Q1.
What variable(s) had to be collected for the chart below?
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Height
Shoe Size
Correct answer: Shoe Size and Height
Shoe Size and Name
Q2.
What variable(s) had to be collected for the chart below?
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Height
Year 7, Year 8 or Year 9
Year Group
Correct answer: Year Group and Height
Q3.
Andy asks different students in Year 7 and Year 8 their height and weight. For which hypothesis would a scatter graph be most appropriate for?
Students in Year 8 are taller than students in Year 7
Correct answer: Students who are taller also weigh more
The range of weights is greater in Year 8 than Year 7