Grant mows lawns and charges $15 per lawn. He paid his brother $45 to help him. How many lawns could Grant mow and make at least
2 answers:
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difference between standard deviation and mean deviation
Answer:
Standard deviation is basically used for the variability of data and frequently use to know the volatility of the stock. A mean is basically the average of a set of two or more numbers. Mean is basically the simple average of data
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