Question

1. Statistics has been defined as “the science of learning from data.” What are some of the data with which you will be confronted your field of study? How are such data typically obtained and analyzed?
2. In the example(s) that you provided in response to the preceding question, what were some deficiencies in the data gathering and analysis and how might these be overcome?

Answer 1

Answer:

We have various kinds of data on the perspective of study.We have homogeneous information  and heterogeneous information.We likewise have categorical information  and numerical information.Therefore depending on situation that deal with the nature of information  is changing.

Examples:

Heterogeneous data: Crop yield study in different plots.

Homogeneous data: A study to find average height of students in a particular college.

Categorical data: A study related to detect the spread or presence of particular disease in an area and so on..

Survey is a method to obtain the information.

Secondary information  is used the information  which is already collected.

Primary information  is collecting the information directly from the field.

Based on the objective of the study we can analysed the information using the correlation analysis,regression analysis etc..

Now the problems in information gatherings are:

• Non response
• Wrong investigation strategy
• Lack of funding
• Lack of qualified personal etc..

Solution:

• Non response can either eliminated from the study or follow up is recommended.
• The enumerator should fully aware of information collecting field and purpose of information collection.
• Sufficient fund would be allocate before the information collection.