On the right are the amounts (to the nearest $10) paid by 20 college students for textbooks during the fall term. Complete parts (a) through (c) below.	210	330	290	450	280
550	250	410	630	610
230	380	610	490	550
310	280	430	650	490

Part 1

a. Draw an ordered stem-and-leaf plot to illustrate the data. Key: 2|3 represents $230.

2	enter your response here
3	enter your response here
4	enter your response here
5	enter your response here
6	enter your response here

(Use ascending order.)

Part 2

b. Construct a grouped frequency table for the data, starting the first class at $200 with intervals of $100.

Dollars	Frequency
200-299	enter your response here
300-399	enter your response here
400-499	enter your response here
500-599	enter your response here
600-699	enter your response here