Construct a frequency distribution from the following data by taking appropriate size of class and number of classes and also answer the following questions which are given in (Q1 to Q4)

a. Compute the class boundaries and class marks of each class.

b. Compute the cumulative frequency distribution for more and less than.

c. Construct the relative frequencydistribution.

Q.1.

2.6	2.2	4.1	3.5	4.5	3.2	3.7	3.0
3.7	3.4	1.6	3.1	3.3	3.8	3.1	4.7
3.1	2.5	4.3	3.4	3.6	2.9	3.3	3.9
3.4	3.3	3.1	3.7	4.4	3.2	4.1	1.9
3.5	4.7	3.8	3.2	2.6	3.9	3.0	4.2

Q.2.

7.38	7.35	7.42	7.32	7.38	7.27	7.32	7.34	7.43	7.37
7.31	7.44	7.42	7.40	7.33	7.39	7.34	7.37	7.30	7.40
7.24	7.29	7.28	7.36	7.28	7.30	7.27	7.32	7.31	7.40
7.36	7.29	7.36	7.37	7.39	7.38	7.32	7.35	7.36	7.46
7.34	7.26	7.41	7.36	7.35	7.25	7.30	7.35	7.41	7.35
7.34	7.33	7.35	7.35	7.45	7.33	7.39	7.32	7.37	7.35

Q.3.

78.3	83.1	57.5	98.1	78.2	78.6	83.6	85.6	93.4	71.5	88.3
97.9	99.7	83.5	63.8	96.8	75.4	79.2	77.4	83.8	63.0	69.5
75.6	92.3	94.4	95.5	93.7	81.7	92.0	81.5	62.6	46.9	73.8
92.3	69.0	82.7	88.3	83.2	85.3	82.1	84.2	86.3	79.6	90.3
77.6	94.3	83.6	83.4	74.2	94.7	90.4	96.8	86.5	77.5	99.0

Q.4.

402	361	381	287	543	570
355	290	501	369	376	380
456	377	407	520	541	400
361	521	502	412	465	288
480	456	543	401	382	293