The Question Below Refers to the Following Situation

Short Answer

The question below refers to the following situation:
A researcher interested in school violence investigates the extent to which conflict occurs in schools. She obtains a weekly count of witnessed arguments from 15 students. The data are as follows:
The 95% confidence interval with 14 degrees of freedom is 2.145 according to the t Table.
Therefore, the values of this confidence interval are __________.