The following are the last 10 run scores Colin got in cricket: 18, 9, 7, 35, 30, 21, 33, 12, 30, 31 a) Work out Colin’s mean s

Question

The following are the last 10 run scores Colin got in cricket:
18, 9, 7, 35, 30, 21, 33, 12, 30, 31
a) Work out Colin’s mean score.
b) Colin plays cricket again on Sunday. He gets 27 runs.
What is his new mean score?
Give your answers as decimals.

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Nem 1 year 2021-08-23T20:11:56+00:00 1 Answers 33 views 0

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    2021-08-23T20:13:26+00:00

    Answer:

    a) 22.6

    b) 23

    Step-by-step explanation:

    a)

    Step 1: 18 + 9 + 7 + 35 + 30 + 21 + 33 + 12 + 30 + 31 = 226

    Step 2: 226/10 = 22.6

    b)

    Step 1: 226+27 = 253

    Step 2: 253/11 = 23

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