Mathematics · Statistics
Data set A and data set B each contain 5 numbers. Data set A consists of: 70, 75, 80, 85, 90. Data set B consists of: 65, 70, 80, 90, x. If the mean of data set A is equal to the mean of data set B, what is the value of x?
- 177
- 285
- 395✓
- 486
Correct answer
95
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