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NSW HSC Maths - Standard 1

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Expected Frequency

Quiz Details

Topics covered

  • Q 1 Past HSC Questions- By Topic - Expected Frequency

  • Q 2 Past HSC Questions- By Topic - Expected Frequency

  • Q 3 Past HSC Questions- By Topic - Expected Frequency

Question 1
HSC 2018 - Question 9 (External Link) Show Question
Answer

\(135\)

Worked Solution

\begin{aligned}
A+B+C &=100 \% \\
50 \%+23 \%+C &=100 \% \\
\therefore C &=27 \% \\
\text { Expected frequency } &=\frac{27}{100} \times 500 \\
&=135 \quad \therefore B
\end{aligned}

Question 2
HSC 2017 - Question 5 (External Link) Show Question
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Question 3
HSC 2019 - Question 20 (External Link) Show Question
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