In the Wellington Ballroom Dancing Championship Suzanne and Jonny are competing in the free dance section. The scores for their performance are 7, 8, 6, 8, 7, 8, 7. Calculate the mean score after the lowest and highest scores are removed. Can you please show working also so I can see how you got the answer. Thanks so much!!
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6, 7, 7, 7,8,8,8 low is 6, high is 8 7,7,7,8,8 add the numbers, divide by the # of numbers (7+7+7+8+8)/5=?????
