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Based on the information provided below, answer questions 1 to 6. The average monthly expenditure (in Rand) on fuel to power domestic generators by 20 randomly selected Johannesburg-based households is shown in the Table A below. Table A: average monthly expenditure (in Rand) on fuel to power domestic generators by 20 households 3 000 1 500 2 000 1800 1 100 3 900 2 500 2 200 2 900 1 400 1800 1 900 3 800 3 600 QUESTION 1 Using the raw data provided in Table A, above, determine the measures of central tendency. A. The mean, median and mode of the data in Table A are: R2 335, R2 150, and R1800 respectively. B. The mean, median and mode of the data in Table A are: R2 350, R2 100, and R1800 respectively. C. The mean, median and mode of the data in Table A are: R2 335, R2 200, and R1800 respectively. D. The mean, median and mode of the data in Table A are: R2 350, R2 150, and R1800 respectively. 2 300 3 100 2 100 2 700 1 600 1800 QUESTION 2 Using the raw data provided in Table A, above, determine the standard deviation and variance of the monthly fuel expenditure of the 20 households. A. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R813.38 B. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R792.78 C. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R813.38 D. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R792.78

Based on the information provided below, answer questions 1 to 6. The average monthly expenditure (in Rand) on fuel to power domestic generators by 20 randomly selected Johannesburg-based households is shown in the Table A below. Table A: average monthly expenditure (in Rand) on fuel to power domestic generators by 20 households 3 000 1 500 2 000 1800 1 100 3 900 2 500 2 200 2 900 1 400 1800 1 900 3 800 3 600 QUESTION 1 Using the raw data provided in Table A, above, determine the measures of central tendency. A. The mean, median and mode of the data in Table A are: R2 335, R2 150, and R1800 respectively. B. The mean, median and mode of the data in Table A are: R2 350, R2 100, and R1800 respectively. C. The mean, median and mode of the data in Table A are: R2 335, R2 200, and R1800 respectively. D. The mean, median and mode of the data in Table A are: R2 350, R2 150, and R1800 respectively. 2 300 3 100 2 100 2 700 1 600 1800 QUESTION 2 Using the raw data provided in Table A, above, determine the standard deviation and variance of the monthly fuel expenditure of the 20 households. A. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R813.38 B. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R792.78 C. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R813.38 D. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R792.78

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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Table A: average monthly expenditure (in Rand) on fuel to power domestic generators by 20 households
3 000 1 500 2 000 2 500 1 800 1 100 3 900 2 300 2 100 1 600
2 900 1 400 1 800 2 200 1 900 3 800 3 600 3 100 2 700 1 800

Based on the information provided below, answer questions 1 to 6. The average monthly expenditure (in Rand) on fuel to power domestic generators by 20 randomly selected Johannesburg-based households is shown in the Table A below. Table A: average monthly expenditure (in Rand) on fuel to power domestic generators by 20 households 3 000 1 500 2 000 2 500 1 100 3 900 1 800 1900 2900 1 400 1800 2 200 3 800 3 600 QUESTION 1 Using the raw data provided in Table A, above, determine the measures of central tendency. A. The mean, median and mode of the data in Table A are: R2 335, R2 150, and R1800 respectively. B. The mean, median and mode of the data in Table A are: R2 350, R2 100, and R1800 respectively. C. The mean, median and mode of the data in Table A are: R2 335, R2 200, and R1800 respectively. D. The mean, median and mode of the data in Table A are: R2 350, R2 150, and R1800 respectively. 2 300 3 100 2 100 2 700 1 600 1800 QUESTION 2 Using the raw data provided in Table A, above, determine the standard deviation and variance of the monthly fuel expenditure of the 20 households. A. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R813.38 B. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R792.78 C. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R813.38 D. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R792.78
Transcribed Image Text:Based on the information provided below, answer questions 1 to 6. The average monthly expenditure (in Rand) on fuel to power domestic generators by 20 randomly selected Johannesburg-based households is shown in the Table A below. Table A: average monthly expenditure (in Rand) on fuel to power domestic generators by 20 households 3 000 1 500 2 000 2 500 1 100 3 900 1 800 1900 2900 1 400 1800 2 200 3 800 3 600 QUESTION 1 Using the raw data provided in Table A, above, determine the measures of central tendency. A. The mean, median and mode of the data in Table A are: R2 335, R2 150, and R1800 respectively. B. The mean, median and mode of the data in Table A are: R2 350, R2 100, and R1800 respectively. C. The mean, median and mode of the data in Table A are: R2 335, R2 200, and R1800 respectively. D. The mean, median and mode of the data in Table A are: R2 350, R2 150, and R1800 respectively. 2 300 3 100 2 100 2 700 1 600 1800 QUESTION 2 Using the raw data provided in Table A, above, determine the standard deviation and variance of the monthly fuel expenditure of the 20 households. A. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R813.38 B. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R606 158 and R792.78 C. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R813.38 D. The standard deviation and variance of the monthly fuel expenditure of the 20 households are R661 579 and R792.78
The distribution of the monthly fuel expenditure of the 20 households provided in Table A, above, is A. symmetric B. normal C. negatively skewed D. positively skewed QUESTION 4 Assuming 6 classes of equal width, which of the following is the optimal class width for a frequency distribution of the monthly fuel expenditure data in Table A, above? A. R1000 B. R300 C. R500 D. R400
Transcribed Image Text:The distribution of the monthly fuel expenditure of the 20 households provided in Table A, above, is A. symmetric B. normal C. negatively skewed D. positively skewed QUESTION 4 Assuming 6 classes of equal width, which of the following is the optimal class width for a frequency distribution of the monthly fuel expenditure data in Table A, above? A. R1000 B. R300 C. R500 D. R400
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