Question

Really need help!! can anyone help me ?
The number of assists per match for the setter on your school's volleyball team has a mean of 58 and a standard deviation of 7. If in the last game he made 77 assists, how many standard deviations is that from the mean?

2.71 standard deviations below the mean
1.36 standard deviations below the mean
1.36 standard deviations above the mean
2.71 standard deviations above the mean

Answer 1

by definition, the requested number is:
\[\Large n = \frac{{77 - 58}}{7} = ...\]