65ers take heed: Do yourself a big favor and get your descriptive stats down stone cold for this exam. You’ll want to know your mean from your median from your mode, what it means when an analyst refers to a stock’s range, standard deviation, and beta.
Here, we’ll make it easy for you because we have nothing but respect for your mother who picked up your dirty laundry all those years while you were watching reruns:
Mean is the average of two or more numbers. Calculating the mean is pre...
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