Question

12,
22
36,
19
The following data relate to the marks of 48 students in statistics :
10.
38, 21, 43,
48, 51
39, 26, 12,
17,
48,
36,
15, 33,
30, 62,
5.
17.
45.
46.
43, 55,
28, 32, 35,
27
11.
43
45.
46,
57,
17
57,
38
54,
17,
16
28.
45
What are the frequency densities for the class intervals 30-39, 40-49 and 50-59
(a) 0.20 0.50, 0.90
(b) 0.70, 0.90, 1.10
(c) 0.1875, 0.1667, 0.2083
(d) 0.90, 1.00, 0.80​

Answer 1

Answer:

option. B

please follow me 2 get answers for u

Answer 2

Answer:

ans is option d). 90,1.00,0.80