A research engineer tried to collect data about the tensile strength of 50 steel bars in the laboratory. The data he collected is shown below. Compute the followings: Tensile Strength 18-21 22-25 26-29 30-33 34-37 38-41 42-45 5 15 KN/mm? Number of Bars 3 10 12 11 6. 4 Xmean, Xmedian, Xmode, standard deviation (S.D.) and, C.V.?

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A research engineer tried to collect data about the tensile strength of 50 steel bars in
the laboratory. The data he collected is shown below. Compute the followings:
Tensile Strength
18-21
22-25 26-29 30-33 34-37
38-41
42-45
5
15
KN/mm
Number of Bars
3
10
12
11
6.
4
Xmean, Xmedian, Xmode, standard deviation (S.D.) and, C.V.?
Transcribed Image Text:A research engineer tried to collect data about the tensile strength of 50 steel bars in the laboratory. The data he collected is shown below. Compute the followings: Tensile Strength 18-21 22-25 26-29 30-33 34-37 38-41 42-45 5 15 KN/mm Number of Bars 3 10 12 11 6. 4 Xmean, Xmedian, Xmode, standard deviation (S.D.) and, C.V.?
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