Exam-Style Question on Statistics
A mathematics exam-style question with a worked solution that can be revealed gradually
Question id: 244. This question is similar to one that appeared on a GCSE Higher paper (specimen) for 2017. The use of a calculator is allowed.
The table shows the amount of time, in months, taken to sell houses on the Happyland housing estate.
|Time (m months)||Frequency|
|0 < m ≤ 2||10|
|2 < m ≤ 5||21|
|5 < m ≤ 10||25|
|10 < m ≤ 15||20|
|15 < m ≤ 20||25|
(a) Draw a histogram for the information in the table.
(b) Find an estimate for the median.
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