Please HELP ASAP!!
7. What is the interquartile range for the data set? 37, 4, 53, 79, 25,48, 78, 65, 5, 6, 42, 61.

8. What is the standard deviation for the data set? 112, 149, 112, 148, 139, 121, 116, 134,148
Express your answer as a decimal to the nearest tenth.