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b) The following table shows the volume of water consumption (m) in March 2016 for 90 houses in Arau, Perlis. Water Consumption (m³) Number of Houses 0<5 5< 10 16 10 < 15 15 < 20 21 28 20 < 25 12 25 < 30 7 ) Calculate the mean and variance of the water consumption. (5 marks) D Draw a histogram for the above data

b) The following table shows the volume of water consumption (m) in March 2016 for 90 houses in Arau, Perlis. Water Consumption (m³) Number of Houses 0<5 5< 10 16 10 < 15 15 < 20 21 28 20 < 25 12 25 < 30 7 ) Calculate the mean and variance of the water consumption. (5 marks) D Draw a histogram for the above data

MATLAB: An Introduction with Applications
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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help me to do ii, iii, iv & v only

b) The following table shows the volume of water consumption (m) in March 2016 for 90 houses in Arau, Perlis. Water Consumption (m) Number of Houses 0<5 6 5< 10 10 < 15 15 < 20 20 < 25 25 < 30 16 21 28 12 7 i) Calculate the mean and variance of the water consumption, (5 marks) i) Draw a histogram for the above data. (3 marks) i) From the histogram in (i), estimate the modal value and explain the value obtained. (3 marks) iv) Compute the Pearson's measure of skewness and state the shape of the distribution. (3 marks) v) It was found that the mean and standard deviation of water consumption in Kangar for 50 houses were 18.5 m' and 7.12 m, respectively. Determine which town is less consistent in its water consumption by using an appropriate measurement. (4 marks)
Transcribed Image Text:b) The following table shows the volume of water consumption (m) in March 2016 for 90 houses in Arau, Perlis. Water Consumption (m) Number of Houses 0<5 6 5< 10 10 < 15 15 < 20 20 < 25 25 < 30 16 21 28 12 7 i) Calculate the mean and variance of the water consumption, (5 marks) i) Draw a histogram for the above data. (3 marks) i) From the histogram in (i), estimate the modal value and explain the value obtained. (3 marks) iv) Compute the Pearson's measure of skewness and state the shape of the distribution. (3 marks) v) It was found that the mean and standard deviation of water consumption in Kangar for 50 houses were 18.5 m' and 7.12 m, respectively. Determine which town is less consistent in its water consumption by using an appropriate measurement. (4 marks)
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