READ THE FOLLOWING QUESTIONS CAREFULLY, ANSWER BY SELECTING THE CORRECT ANSWER FROM THE AVAILABLE CHOICES 1.1...

 

Transcribed Image Text:

READ THE FOLLOWING QUESTIONS CAREFULLY, ANSWER BY SELECTING THE CORRECT ANSWER FROM THE AVAILABLE CHOICES 1.1 Compute the Standard Deviation for the raw data below: 93; 66; 44; 106; 7; 351; 38 a. 9.19 b. 10 c. 69.15 d. 115.37 e. 120.5 1.2 Compute the Median for the grouped data below Class Fi a. 2.14 b. 2.86 C. 4.84 d. 14.75 e. 23.4 Page 2 of 8 a. b. a. 2.14 b. 2.86 C. d. e. Policemen Teachers C. 4.84 d. 14.75 1.3 Calculate the coefficient of variability (CV) for policemen in the table below (3 Marks) e. 23.4 7 to 10 11 to 14 15 to 18 19 to 22 23 to 26 Policemen Teachers a. 2.14 b. 2.86 C. 4.84 d. 14.75 e. 23.4 4 1.4 Calculate the coefficient of variability (CV) for teachers 3 6 2 1 16 Finance Statistics Mean (™) R 21'000 R 14'000 Class Boundaries Xm Standard Deviation (Sx) R 600 R300 Mean (*) Standard Deviation (Sx) R 21'000 R 600 R300 R 14'000 Finance 0.38 to 1.86 Statistics 1.86 to 0.38 None of the above 1.5 A student received a mark of 79 in Statistics for which the mean was 66 and the standard deviation was 7. His Financial Accounting mark was 82 for which the mean was 77 and the standard deviation was 13. In which subject of the two subjects did he perform better? (3 Marks) Standard Values (Z-scores) 1.86 to 0.38 1.86 to 0.38 (3 Marks) (3 Marks) (3 Marks) READ THE FOLLOWING QUESTIONS CAREFULLY, ANSWER BY SELECTING THE CORRECT ANSWER FROM THE AVAILABLE CHOICES 1.1 Compute the Standard Deviation for the raw data below: 93; 66; 44; 106; 7; 351; 38 a. 9.19 b. 10 c. 69.15 d. 115.37 e. 120.5 1.2 Compute the Median for the grouped data below Class Fi a. 2.14 b. 2.86 C. 4.84 d. 14.75 e. 23.4 Page 2 of 8 a. b. a. 2.14 b. 2.86 C. d. e. Policemen Teachers C. 4.84 d. 14.75 1.3 Calculate the coefficient of variability (CV) for policemen in the table below (3 Marks) e. 23.4 7 to 10 11 to 14 15 to 18 19 to 22 23 to 26 Policemen Teachers a. 2.14 b. 2.86 C. 4.84 d. 14.75 e. 23.4 4 1.4 Calculate the coefficient of variability (CV) for teachers 3 6 2 1 16 Finance Statistics Mean (™) R 21'000 R 14'000 Class Boundaries Xm Standard Deviation (Sx) R 600 R300 Mean (*) Standard Deviation (Sx) R 21'000 R 600 R300 R 14'000 Finance 0.38 to 1.86 Statistics 1.86 to 0.38 None of the above 1.5 A student received a mark of 79 in Statistics for which the mean was 66 and the standard deviation was 7. His Financial Accounting mark was 82 for which the mean was 77 and the standard deviation was 13. In which subject of the two subjects did he perform better? (3 Marks) Standard Values (Z-scores) 1.86 to 0.38 1.86 to 0.38 (3 Marks) (3 Marks) (3 Marks)

Answer rating: 100% (QA)

11 Standard Deviation 93 66 44 106 7 ... View the full answer