A previous student had a mean score of 35 on a test, and current class has an average score of 40 with a standard deviation of 7. The standard deviation of the distribution of means is 1.63. The t score is
A previous student had a mean score of 35 on a test, and current class has an average score of 40 with a standard deviation of 7. The standard deviation of the distribution of means is 1.63. The t score is
The t-statistic is t = (mean - individual value)/standard error of the mean, so
+33654 
