Suppose you have a mean standardized score of 1500 points with a standard deviation of 150 points. This data is normally distributed. What is the z-score of 1600 points?

0.75

0.5

0.67

0.32

Question

Suppose you have a mean standardized score of 1500 points with a standard deviation of 150 points. This data is normally distributed. What is the z-score of 1600 points?

 
   
0.75
 
   
0.5
 
   
0.67
 
   
0.32

campbell_st · Answer

to find a z score,  use the formula 

$$z = \frac{x - mean}{std.~deviation}$$

where x is the score

anonymous · Answer

But how do you get the mean in this problem?

campbell_st · Answer

you are given the mean.... mean = 1500

campbell_st · Answer

you are given the standardeviation = 150