A teacher wants to find out the average number of weekly reading hours of her students. She noted the number of reading hours of 5 of her students, as shown below:
7, 8, 6, 5, 9
Which measure of central tendency is most appropriate for this situation and what is its value?
Only the mean; 7
Only the median; 6
Either the mean or median; both are 6
Either the mean or median; both are 7