Sandra R Spreadsheet.xlsx

	A	B	C	D	I	J	M	N	O
1	Roll No.	Score(out of 25)	Percentage	Grade
2	1	22	88	A
3	2	21	84	A
4	3	15	60	B
5	4	11	44	C
6	5	9	36	D+	Score	Grade	Range	Grade	Frequency
7	6	24	96	A+	0	E	90	A+	4
8	7	25	100	A+	20	D	80	A	5
9	8	23	92	A+	30	D+	70	B+	0
10	9	15	60	B	40	C	60	B	2
11	10	11	44	C	50	C+	50	C+	0
12	11	24	96	A+	60	B	40	C	3
13	12	21	84	A	70	B+	30	D+	1
14	13	5	20	D	80	A	20	D	1
15	14	10	40	C	90	A+	0	E	0
16	15	22	88	A
17	16	21	84	A
18	Total	279
19	Mean	17.4375
20	Median	21
21	Mode	21
22	Standard Deviation	6.480419225
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100