# AIOU SOLVED ASSIGNMENT # 02 CODE 395 SPRING 2015

## SOLVED ASSIGNMENT # 02 STATISTIC CODE 395 FOR COMMERCE STUDENTS

Solved assignment No. 02 of aiou course code 395 for statistic, first assignment of subject course code 395 was uploaded last week for the semester spring 2015. The main topics which are offered to the students are normal distribution, sampling techniques and sampling distributions, estimation, hypothesis testing, simple linear regression and correlation, association, analysis of time series, orientation of computers, sampling distributions from normal populations etc. normal distribution is undoubtedly the most important and frequently used of all probability laws.

In sampling the most word is used is population or universe. A population is the totality of observation made on all the objects (under investigation) possessing some common specific characteristics, which are of particular interest to researchers. There are two types of population that is finite or infinite. Finite population is when there is a limited number of elementary units while in infinite population is said to be infinite if consists on unlimited number of elementary units. Sample is a part of the population which is selected with the expectation that it will represent the characteristics of population.

Again as usual we are uploading solution of numerical questions please find it and share it with your friends, colleagues, and facebook friends so that all can take and solve their assignment in time and properly.

### SOLVED ASSIGNMENT # 02 COURSE CODE 395 SPRING 2015

SOLVED ASSIGNMENT # 01 CODE 395 SPRING 2015