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Department of Research and Development of Unilever Sdn Bhd has condi study to improve the quality of production line by measured the weight (in o of 50 bars of soap. The results are as shown in Table 2(b). (b) Table 2(b) Weight of soap 11 14 15 12 14 12 14 15 12 13 13 13 15 13 15 13 15 14 15 16 15 15 16 16 16 16 16 16 16 18 17 18 17 18 17 18 17 18 17 18 17 18 17 19 17 (i) Calculate the mean, standard deviation and variance. (ii) By using 6 of class interval, construct a histogram for this data.

Department of Research and Development of Unilever Sdn Bhd has condi study to improve the quality of production line by measured the weight (in o of 50 bars of soap. The results are as shown in Table 2(b). (b) Table 2(b) Weight of soap 11 14 15 12 14 12 14 15 12 13 13 13 15 13 15 13 15 14 15 16 15 15 16 16 16 16 16 16 16 18 17 18 17 18 17 18 17 18 17 18 17 18 17 19 17 (i) Calculate the mean, standard deviation and variance. (ii) By using 6 of class interval, construct a histogram for this data.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 7PPS
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Department of Research and Development of Unilever Sdn Bhd has conducted a study to improve the quality of production line by measured the weight (in ounces) of 50 bars of soap. The results are as shown in Table 2(b). Table 2(b) Weight of soap 11 12 12 12 13 13 13 13 13 14 14 14 14 14 15 15 15 15 15 15 15 15 15 16 16 16 16 16 16 16 16 16 17 17 17 17 17 17 17 17 17 18 18 18 18 18 18 18 19 20 (1) Calculate the mean, standard deviation and variance. (ii) By using 6 of class interval, construct a histogram for this data.
Transcribed Image Text:Department of Research and Development of Unilever Sdn Bhd has conducted a study to improve the quality of production line by measured the weight (in ounces) of 50 bars of soap. The results are as shown in Table 2(b). Table 2(b) Weight of soap 11 12 12 12 13 13 13 13 13 14 14 14 14 14 15 15 15 15 15 15 15 15 15 16 16 16 16 16 16 16 16 16 17 17 17 17 17 17 17 17 17 18 18 18 18 18 18 18 19 20 (1) Calculate the mean, standard deviation and variance. (ii) By using 6 of class interval, construct a histogram for this data.
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