Exam Details
| Subject | Statistical Techniques Lab | |
| Paper | ||
| Exam / Course | Bachelor of Computer Applications / Masters in Computer Applications (PRACTICALS) | |
| Department | School of Computer and Information Sciences (SOCIS) | |
| Organization | indira gandhi national open university | |
| Position | ||
| Exam Date | December, 2016 | |
| City, State | new delhi, |
Question Paper
No. of Printed Pages: 2 IBCSL-044(P)/S21
BACHELOR OF COMPUTER APPLICATIONS (Revised)
R Term-End Practical Examination
December, 2016
BCSL-044(P)/S2 STATISTICAL TECHNIQUES LAB
Time: 1 Hour Maximum Marks: 50
Note: There are two compulsory questions in this paper of20 marks each. Rest 10 marks are for viva-voce
Use any spreadsheet package for. solving the problems. For programming (if asked), you may use any compiler.
1. A survey was made to find the average number of hours per day spent by students in outdoor games. The following sample shows such data of 20 students
Hours spend on outdoor games (per day)
5.1 2.2 1.1 1.5 0.5
7.0 2.5 1.5 1.3 1.2
3.5 4.5 5.5 6.1 3.2
4.7 2.9 1.3 3.1 0.2
Perform the following tasks for the data given above:
Enter the data in a spreadsheet software and create a frequency distribution in 7 equal ranges. Use array formula to create the distribution.
Draw the histogram of the data.
Find the mean and variance of the data using spreadsheet formula.
Find the new mean and variance if five more samples are added to the data. The additional data is: 8.1 7.2 3.5 1.5 6.1.
2. A new medicine was tested on 500 rats for its effectiveness. The result of the study is shown in the following table
Categories Not Healthy Healthy Total
Mouse given medicine 40 220 260
Mouse not given medicine 120 120 240
Total 160 340 500
Use Chi-square test to determine if the medicine helped the mouse to stay healthy. Explain your result. Make suitable assumptions, if any.
BACHELOR OF COMPUTER APPLICATIONS (Revised)
R Term-End Practical Examination
December, 2016
BCSL-044(P)/S2 STATISTICAL TECHNIQUES LAB
Time: 1 Hour Maximum Marks: 50
Note: There are two compulsory questions in this paper of20 marks each. Rest 10 marks are for viva-voce
Use any spreadsheet package for. solving the problems. For programming (if asked), you may use any compiler.
1. A survey was made to find the average number of hours per day spent by students in outdoor games. The following sample shows such data of 20 students
Hours spend on outdoor games (per day)
5.1 2.2 1.1 1.5 0.5
7.0 2.5 1.5 1.3 1.2
3.5 4.5 5.5 6.1 3.2
4.7 2.9 1.3 3.1 0.2
Perform the following tasks for the data given above:
Enter the data in a spreadsheet software and create a frequency distribution in 7 equal ranges. Use array formula to create the distribution.
Draw the histogram of the data.
Find the mean and variance of the data using spreadsheet formula.
Find the new mean and variance if five more samples are added to the data. The additional data is: 8.1 7.2 3.5 1.5 6.1.
2. A new medicine was tested on 500 rats for its effectiveness. The result of the study is shown in the following table
Categories Not Healthy Healthy Total
Mouse given medicine 40 220 260
Mouse not given medicine 120 120 240
Total 160 340 500
Use Chi-square test to determine if the medicine helped the mouse to stay healthy. Explain your result. Make suitable assumptions, if any.
Other Question Papers
Departments
- Centre for Corporate Education, Training & Consultancy (CCETC)
- Centre for Corporate Education, Training & Consultancy (CCETC)
- National Centre for Disability Studies (NCDS)
- School of Agriculture (SOA)
- School of Computer and Information Sciences (SOCIS)
- School of Continuing Education (SOCE)
- School of Education (SOE)
- School of Engineering & Technology (SOET)
- School of Extension and Development Studies (SOEDS)
- School of Foreign Languages (SOFL)
- School of Gender Development Studies(SOGDS)
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- School of Translation Studies and Training (SOTST)
- School of Vocational Education and Training (SOVET)
- Staff Training & Research in Distance Education (STRIDE)
Subjects
- Advanced database management systems
- Assembly Language Programming Lab
- C and Assembly Language Programming
- C Language Programming
- C' Programming and Data Structure
- C++ Programming Lab
- Computer Basics And PC Software Lab
- Computer Fundamentals and PC Software
- Computer Networks
- COMPUTER ORIENTED NUMERICAL TECHNIQUES LAB
- Data And File Structures Lab
- Data Base Management System Lab
- Internet Concepts and Web Design
- Introduction to algorithm design lab
- Introduction to Internet Programming (Java)
- Introduction to System Software
- Java Programming Lab
- Laboratory Course (For Data and File Structures, Networking, DBMS Lab & Java Programming
- Laboratory Course (For OOAD, Software Engineering and Accountancy and Financial Management
- Laboratory Course in (Advanced Internet Technologies & Computer Graphics and Multimedia)
- Network Programming and Administration Lab
- Operating System Concepts and Network Management Lab
- RDBMS Lab
- Statistical Techniques Lab
- TCP/IP Programming
- UNIX and DBMS Lab
- WEB PROGRAMMING LAB
- Windows Programming