# The mean score for a standardized test is 1700 points. The results are normally distributed with a standard deviation of 75 points. What is the z-Score test result of 1300 points?

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Student Comments

llltkl | Student

The z-score for `x_i` in a very small sample population is given by:

`z=(x_i-barx)/s`

Here, `barx` =1700, s=75,

Thus, z-score for point 1300 is given by:

`z=(1300-1700)/75=-5.3333`

=> answer.