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Data Handling T...

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  • Question 1
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    The mean of 7 numbers is 35. When we exclude one of the numbers, the mean decreases to 31. What is the excluded number?

  • Question 2
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    In a survey, 35 students were asked about their favourite sport and the following data was recorded:

    S, S, S, H, T, T, T, B, B, B, B, H, H, H, T, T, S, S, T, B, H, H, H, H, T, S, S, S, B, B, S, S, T, T, B

    Here, S stands for swimming, T stands for table tennis, B stands for basketball and H stands for horse riding.

    Which two sports are favourites of the same number of students?

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