lodie Roberts Secure https//www.mat 4 87531 questionld 1luhed faecld 50679778 St

Question

lodie Roberts Secure https//www.mat 4 87531 questionld 1luhed faecld 50679778 Statistics MATH 1342 Summer 2 2018 jodie Roberts &176/18 959 AM ti Homework: Section 2.2 Homework Score: 0 of 1 pt 3 of 22 (9 complete) Hw Score: 40 34%, 8 88 of 22 pe 2.2.7 dentifly the class width, class midpoints, and class boundaries for the given frequency distribution 25, 4 0-689 9 0-73 9 74 0-789 79 0-83.9 90-93 9 94 0-96 6 0-1039 104 0-108 What is the class width? More answer in the answer box and then cick Check Ansue 2

Explanation / Answer

Answer

Part(a)

Difference between two lower limit of Consecutive Classes

Class Width={(64-59)}

=5

Part(b)

For class size:-

59.0-63.9

Class mid point= (Lower limit +upper limit)÷2

=(59+63.9)÷2

=61.45

Similarly can be calculated for others.

Part (c)

Class boundary=

(Upper class of first class + Lower class of next class)÷2

=(63.9+64.0)÷2

=63.95

Simlarly For others can be calculated.

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