An annual marathon covers a route that has a distance of approximately 26 miles. Winning times for this marathon are all over 2 hours. The following data are the minutes over 2 hours for the winning male runners over two periods of 20 years each. Earlier Period 23 |16 (17| 20| 19 | 17 (19 | 18 |12 (10 |13 (15|23 |14 |8 | 10 |20 | 7 | 12 | 18 Recent Period aolo|ofsf14 9o 10|11 |7 10|87 | |7 [7[o|&8]14 PROCEDURE: How to Split a Stem When a stem has many leaves, it is useful to split the stem into two lines or more. For two lines per stem, place leaves 0 to 4 on the first line and leaves 5 to 9 on the next line. (a) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the earlier period. Use two lines per stem. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values.) Minutes Beyond 2 Hours Earlier Period (b) Make a stem-and-leaf display for the minutes over 2 hours of the winning times for the recent period. Use two lines per stem. (Enter numbers from smallest to largest separated by spaces. Enter NONE for stems with no values. Enter NO| answer blanks.) in any unused Minutes Beyond 2 Hours Recent Period 00144 L4 (c) Compare the two distributions. How many times under 15 minutes are in earlier period distribution