{cl} Is the distribution skewed?

The professor doesn't offer help and I'm not getting any take aways from the book so I'm completely lost. I have no intention of submitting someone else work as my own I just need to know the steps to take to solve the problem. 

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{cl} Is the distribution skewed? “7" No, the distribution is symmetric.’7' Yes, the distribution is skewed right. "7' ‘r'es, the distribution is skewed left.