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When Allison calculated her mean for 5 tests she got a score of 82, however, she later realized that she had written 96 instead of 86. what is the correct mean score of the 5 test grades?
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When Allison calculated her mean for 5 tests she got a score of 82, however, she later realized that she had written 96 instead of 86. what is the correct mean score of the 5 test grades?

User Firda Sahidi
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7.3k points

1 Answer

5 votes
82 x 5 = 410

410 - 96 = 314

314 + 86 = 400

400/5 = 80
User VoodooChild
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