In a survey, students are asked to choose their favourite type of movie. The table shows the results. Type of movie | Romance | Thriller | Science Fiction | Other Relative frequency | 0.1 | ? | 0.35 | 0.3
- (a)Calculate the relative frequency of a student choosing Thriller.[2]
- (b)500 students take part in the survey. Calculate the number of students who choose Science Fiction.[1]
Mark scheme
Marking points from the official mark scheme (May/June 2025). The mark or mark type is shown in brackets.
- [2] M1 for 1 – (0.1 + 0.3 + 0.35) oe
- [1] 175
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