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The speed of 10 cars on a certain highway stretch was recorded below. If the mean of the data is 63.2 with a standard deviation of 6.2, circle all data values with a z-score less than 0.5.
{49, 58, 60, 63, 64, 64, 65, 67, 70, 72}


Sagot :

Answer:

The ans is 5.67

Answer:

5.67

Step-by-step explanation:

too much trouble to write the explanation