we find frequency of data by using tally bars methodfrequmidclass-intervalfxpoint (x)S.No.ency(f)120-9557.5287.5295-170132.5795170-245207.512454245-320282.5847.5320-3951357.5357.5395-470432.525957470-5452507.51015545-6202582.51165620-6954657.5263010695-7702732.5146511770-8452807.5161512845-9201882.5882.5ΣΕ40 C.Construct frequency curve of the above grouped frequency distribution table (Q2 a.) byusing EXCEL.

Introduction- Frequency curve -Frequency curve is a smooth curve which corresponds to the limiting…

we find frequency of data by using tally bars method frequ mid class-interval fx point (x) S.No. ency (f) 1 20-95 57.5 287.5 95-170 132.5 795 170-245 207.5 1245 245-320 3 282.5 847.5 320-395 1 357.5 357.5 395-470 432.5 2595 7 470-545 2 507.5 1015 8 545-620 582.5 1165 9 620-695 4 657.5 2630 10 695-770 2 732.5 1465 11 770-845 2 807.5 1615 12 845-920 882.5 882.5 E=40 23

we find frequency of data by using tally bars method frequ mid class-interval fx point (x) S.No. ency (f) 1 20-95 57.5 287.5 95-170 132.5 795 170-245 207.5 1245 245-320 3 282.5 847.5 320-395 1 357.5 357.5 395-470 432.5 2595 7 470-545 2 507.5 1015 8 545-620 582.5 1165 9 620-695 4 657.5 2630 10 695-770 2 732.5 1465 11 770-845 2 807.5 1615 12 845-920 882.5 882.5 E=40 23

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Concept explainers

Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.

Question

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we find frequency of data by using tally bars method
frequ
mid
class-interval
fx
point (x)
S.No.
ency
(f)
1
20-95
57.5
287.5
2
95-170
132.5
795
170-245
207.5
1245
4
245-320
282.5
847.5
320-395
1
357.5
357.5
395-470
432.5
2595
7
470-545
2
507.5
1015
545-620
2
582.5
1165
620-695
4
657.5
2630
10
695-770
2
732.5
1465
11
770-845
2
807.5
1615
12
845-920
1
882.5
882.5
ΣΕ40

C.
Construct frequency curve of the above grouped frequency distribution table (Q2 a.) by
using EXCEL.

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