3. What were the famous words written on Dr. King's gravestone? Why do you think this was written on his gravestone?

His famous words written in his gravestone is "Out of the mountain of despair, a stone of hope." and why would you think it was written is because it symbolizes this. The detachment of the Stone of Hope from the Mountain of Despair symbolizes victory borne from disappointment. A wall of quotes spanning Dr. King's long civil rights career represents his ideals of peace, democracy, justice, and love.

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1)4.9

2)5.55

3) are not

Step-by-step explanation:

Mean Absolute deviation (MAD) of a data is the average absolute deviation from mean. To calculate Mean absolute deviation we take sum of all the values in the data as numerator and no of values in the data set as denominator. In the given case the two brands of tennis shoes have different mean absolute deviation.