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LFM Stats And Pure
Measures of Location and Spread
Q4
OCR MEI Paper 2 2018 June — Question 4
Exam Board
OCR MEI
Module
Paper 2 (Paper 2)
Year
2018
Session
June
Topic
Measures of Location and Spread
Type
Calculate statistics from discrete frequency table
4 A survey of the number of cars per household in a certain village generated the data in Fig. 4. \begin{table}[h]
Number of cars
0
1
2
3
4
Number of households
8
22
31
27
7
\captionsetup{labelformat=empty} \caption{Fig. 4}
\end{table}
Calculate the mean number of cars per household.
Calculate the standard deviation of the number of cars per household.
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