Must use R- studio : and show computation process

1. You decide to test the impact of caffeine intake on dream vividness. You measure the average daily amount caffeine per day (in ounces) of a group. You also obtain (average) dream vividness ratings. The data looks like -

Participant	Caffeine Intake	Dream Vividness Rating
1	24	3
2	16	7
3	20	7
4	28	7
5	14	4
6	10	4
7	6	5
8	20	7
9	23	4
10	28	6

1. What plot would you use to best express the data?
2. Create a plot of caffeine intake against dream vividness rating
3. Compute a correlation coefficient
4. Interpret the data