Business Statistics and Analytics for Decision Making - Internal Assignment Q No. 1 (A) What are various methods of collecting statistical Data, Please Explain ? Also State which one is most reliable and why? (B) In 1989, out of 2000 students, appearing for HSC Examination at Dadar centre, 785 had opted for Mathematics and the remaining for Secretarial Practice. The number of girls was 1150 of whom 850 had opted for Secretarial Practice. In 1990, the number of students with Mathematics as the optional subject was 875, of which 615 were boys while the number of students with Secretarial Practice decreased to 1185 of which 795 were girls. In 1991, the total number of students increased by 150 and increase in the number of boys was double the increase in the number of girls. Out of 1400 students who had opted for Secretarial Practice, 935 were girls. Tabulate the above information. Q. No. 2 Find the mean, median and mode for the following data.
Answers
Business Statistics and Analytics for Decision Making - Internal Assignment Q No. 1 (A) What are various methods of collecting statistical Data, Please Explain ? Also State which one is most reliable and why? (B) In 1989, out of 2000 students, appearing for HSC Examination at Dadar centre, 785 had opted for Mathematics and the remaining for Secretarial Practice. The number of girls was 1150 of whom 850 had opted for Secretarial Practice. In 1990, the number of students with Mathematics as the optional subject was 875, of which 615 were boys while the number of students with Secretarial Practice decreased to 1185 of which 795 were girls. In 1991, the total number of students increased by 150 and increase in the number of boys was double the increase in the number of girls. Out of 1400 students who had opted for Secretarial Practice, 935 were girls. Tabulate the above information. Q. No. 2 Find the mean, median and mode for the following data.