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Mathematics, 01.04.2020 12:04 macimitchell

The following are the last 10 run scores Colin got in cricket: 21, 30, 10, 4, 19, 31, 5, 7, 17, 4 a) Work out Colin's mean score. b) Colin plays cricket again on Sunday. He gets 17 runs. What is his new mean score? I need answer in decimals

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The following are the last 10 run scores Colin got in cricket: 21, 30, 10, 4, 19, 31, 5, 7, 17, 4 a)...
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