1. Calculate the range and the standard deviation for computer (computer literacy).
   1. What does the range tell you about the data?
   2. What does the standard deviation tell you about the data?
2. Create a frequency distribution table and a graph for Uni (university).
   1. What is the most appropriate measure of central tendency?
   2. Please provide a rationale for why you selected this measure of central tendency for this variable.

exam	computer	lectures	numeracy	Uni	Sex
18	54	75	7	world	0
30	47	9	1	world	0
40	58	70	6	world	0
30	37	67	6	world	0
40	53	45	2	world	0
15	48	77	8	world	0
36	49	70	3	world	0
40	49	19	7	world	1
63	45	44	4	world	1
31	62	100	6	world	1
22	67	48	3	world	1
47	62	11	3	world	1
38	38	58	1	world	1
34	37	62	8	world	1
54	54	54	4	world	1
35	48	71	5	world	1
33	48	14	9	world	0
38	42	56	3	world	0
29	57	73	2	world	0
36	55	38	4	world	0
59	41	40	1	world	0
31	42	86	4	universe	0
34	48	52	4	universe	0
28	44	8	3	universe	0
50	42	63	6	universe	0
59	42	71	3	universe	0
33	40	98	4	universe	0
57	52	35	2	universe	0
25	56	63	3	universe	0
53	54	92	2	universe	0
65	52	98	7	universe	0
47	55	32	2	universe	0
28	61	81	7	universe	0
43	56	67	4	universe	0
47	52	58	2	universe	0
60	49	67	4	universe	0
45	43	49	4	universe	1
22	51	61	4	universe	1
39	49	76	3	universe	1
43	56	31	2	universe	1
66	41	45	2	universe	1
36	67	22	4	universe	1
26	35	73	5	universe	1
58	49	66	8	universe	1
53	62	91	6	universe	1
37	66	49	4	universe	1
48	48	62	3	universe	1
32	46	49	1	universe	1
42	46	60	5	universe	1
34	58	21	5	universe	1
56	30	85	7	planet	0
76	48	51	8	planet	0
72	54	59	5	planet	0
77	44	42	6	planet	0
77	54	66	9	planet	0
66	58	56	7	planet	0
62	59	72	2	planet	0
86	54	49	5	planet	0
97	35	85	5	planet	0
72	56	48	2	planet	0
69	53	54	3	planet	0
87	56	71	6	planet	0
88	65	73	5	planet	0
72	50	79	12	planet	0
75	39	83	8	planet	1
74	40	75	3	planet	1
68	50	85	2	planet	1
81	57	70	10	planet	1
77	39	42	7	planet	1
71	41	43	8	planet	1
60	48	47	6	planet	1
74	46	37	8	planet	1
80	54	73	4	planet	1
68	55	62	4	planet	1
64	27	82	5	planet	1
94	57	100	13	planet	1
65	73	27	14	cosmos	1
72	54	60	2	cosmos	1
75	54	75	3	cosmos	1
92	50	34	2	cosmos	1
89	56	78	4	cosmos	1
83	57	81	5	cosmos	1
80	54	84	2	cosmos	1
95	55	38	4	cosmos	1
99	54	57	3	cosmos	1
80	52	66	8	cosmos	1
81	67	59	10	cosmos	1
75	44	69	5	cosmos	0
78	57	89	3	cosmos	0
65	54	55	8	cosmos	0
80	51	86	5	cosmos	0
86	55	69	10	cosmos	0
73	51	64	7	cosmos	0
81	45	13	1	cosmos	0
69	59	53	7	cosmos	0
60	43	37	5	cosmos	0
69	57	46	2	cosmos	0
71	50	98	2	cosmos	0
82	50	71	4	cosmos	0
58	47	78	3	cosmos	0