Q.No.2. a) The specific laboratory are being used to perform chemical analysis. Samples of the same material are sent to the laboratories for analysis as part of the study to determine whether| or not they give, on the average, the same result. The analytical results are as follows:- Lab results | 58.7 – 61.9 62.0 – 65.2 65.3 – 68.5 68.6 – 71.8 71.9 – 75.1 f 4 5 13 9 4 What is the Modal values of the laboratory? b) The following distribution shows the drying times in hours of a certain brand of latex paint. Drying Times (Hours) Frequency 2.0-2.4 12 2.5-2.9 15 3.0-3.4 3.5-3.9 25 4.0-4.4 18 4.5-4.9 10 Express the above data by P69 and D7. 20

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Q.No.2.
a) The specific laboratory are being used to perform chemical analysis. Samples of the same
material are sent to the laboratories for analysis as part of the study to determine whether|
or not they give, on the average, the same result. The analytical results are as follows:-
Lab results 58.7 – 61.9
62.0 – 65.2
65.3 – 68.5
68.6 – 71.8
71.9 – 75.1
f
4
13
9
4
What is the Modal values of the laboratory?
b) The following distribution shows the drying times in hours of a certain brand of latex paint.
Drying Times (Hours)
Frequency
2.0-2.4
12
2.5-2.9
15
3.0-3.4
20
3.5-3.9
25
4.0-4.4
18
4.5-4.9
10
Express the above data by P69 and D7.
Transcribed Image Text:Q.No.2. a) The specific laboratory are being used to perform chemical analysis. Samples of the same material are sent to the laboratories for analysis as part of the study to determine whether| or not they give, on the average, the same result. The analytical results are as follows:- Lab results 58.7 – 61.9 62.0 – 65.2 65.3 – 68.5 68.6 – 71.8 71.9 – 75.1 f 4 13 9 4 What is the Modal values of the laboratory? b) The following distribution shows the drying times in hours of a certain brand of latex paint. Drying Times (Hours) Frequency 2.0-2.4 12 2.5-2.9 15 3.0-3.4 20 3.5-3.9 25 4.0-4.4 18 4.5-4.9 10 Express the above data by P69 and D7.
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