Answered: Using the frequency distribution shown…

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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Question

Using the frequency distribution shown here: **Note** see attached copies of frequency scale.

Class limits	Class boundaries	Class midpoints	Frequency	Cumulative frequency
21 - 25	20.5 - 25.5	23	2	2
26 - 30	25.5 - 30.5	28	4	6
31 - 35	30.5 - 35.5	33	0	6
36 - 40	35.5 - 40.5	38	4	10
41 - 45	40.5 - 45.5	43	4	14
46 - 50	45.5 - 50.5	48	3	17
51 - 55	50.5 - 55.5	53	2	19

(a)How many values are in the class

30.5 - 35.5 ?

The number of values in the class

30.5 - 35.5 is

(b)How many values fall between

25.5 and 45.5 ?

The number of values that fall between

25.5 and 45.5 is

(c)How many values are below

40.5 ?

The number of values that are below

40.5 is

(d)How many values are above

35.5 ?

The number of values that are above

35.5 is

4
13.
3.
12
Submit Assignment
寸
5.
Frequency

4
4
20.5-25.5
2.
25.5-30.5
30.5-35.5
35.5-40.5
40.5-45.5
Class boundaries
45.5-50.5
50.5-
554
寸
2.

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