पैकेज्ड स्नैक्स का उत्पादन करने वाली एक फर्म एक प्रतिस्पर्धात्मक शहरी बाजार में कार्यरत है। इसके उत्पाद के लिए अनुमानित मासिक माँग फलन इस प्रकार है-क = 1,200-20P

Granger causality 

Concept of cointegration

Specify a multiple regression model in matrix form. Explain how GLS estimator can be used to take care of both autocorrelation and heteroscedasticity.

 Specify a distributed lag model. Discuss its various forms.

Specify an ARIMA model. How do you decide on the order of an ARIMA model ?

What are the consequences of multicollinearity in a regression model ? Suggest some suitable measures to correct the problem of multicollinearity.

What are the consequences of heteroscedasticity ? How is it detected ? Briefly specify one remedial measure for heteroscedasticity.

Discuss the random effects model of panel data. What are its advantages over fixed effect model ? How do we choose between random effect and fixed effect models ?

Explain the steps to be followed in carrying out the chow test. Is there a better method to test for structural break ?

Explain any five ways in which CASE tools can be used by an organization. 

What is a flat file ? How does it differ from a database ? Explain various steps in design of a database with the help of a diagram.

Explain the process of designing forms and reports.

What is a Data Dictionary ? Explain any two process specification tools. 

Explain any two design principles using an example.

Explain any two types of Documentation.

Why do businesses need system analysts ? Explain the role of system analyst in modern business.

Explain any two approaches for development of information systems. 

Explain any two fact finding techniques. Give their merits and demerits. 

Write SRS outline for ‘Student Admission System’ of a university. Make necessary assumptions.