A Test Score of 48

Multiple Choice

A test score of 48.4 on a test having a mean of 66 and a standard deviation of 11. Find the z_ score corresponding to the given value and use the z score to determine whether the value is
Significant. Consider a score to be significant if its z score is less than -2.00 or greater than
2.00. Round the z score to the nearest tenth if necessary.

A) -17.6; significant
B) -1.6; significant
C) -1.6; not significant
D) 1.6; not significant