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S1 help please

The following table summarises the times, t minutes to the nearest minute, recorded for a
group of students to complete an exam.
Time (minutes) t 11 – 20 21 – 25 26 – 30 31 – 35 36 – 45 46 – 60
Number of students f 62 88 16 13 11 10
[You]

Use linear interpolation to estimate the value of the median.

What is interpolation??
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jtbteddy
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Original post by chelseallt
The following table summarises the times, t minutes to the nearest minute, recorded for a
group of students to complete an exam.
Time (minutes) t 11 – 20 21 – 25 26 – 30 31 – 35 36 – 45 46 – 60
Number of students f 62 88 16 13 11 10
[You]

Use linear interpolation to estimate the value of the median.

What is interpolation??


http://m.youtube.com/watch?v=3Na9wqhnEcY

Work through that example, linear interpolation is covered in the s1 text book though.. Do you do edexcel? I could give you a page reference

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