Construct a stem-and-leaf display for the following data and answer the following questions ...

     1. Construct a stem-and-leaf display for the following data   and answer the following questions:   29 52 37 34 38   33 37 21 65 35   46 35 54 26 55   22 13 38 39 31   69 19 58 42 50   a. How many   observations are in the third class?   b. List the   actual values in the fourth class.   c. What is   the median value?     d. What is   the value of interquartile range? What is its interpretation?