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# Rajan Sareen

108484
Jan 2011
• Responses: 338

## Education

• MASTERS IN STATISTICS, Department of Statistics, Panjab University, 2008
• BACHELORS OF ARTS, A. S. College, Panjab University, 2006
• 3 YEAR DEGREE IN FOREIGN TRADE PRACTICE AND PROCEDURE, A. S. College, Panjab University, 2006

## Subjects

• Statistics
• Computer Science
• Mathematics

Rajan Sareen has been in the education and training filed since 2008 starting with Statistics, Mathematics, Economics, Computer Science, Business Analysis and Psychology at college level. After finishing higher education, Rajan has worked in the research industry for one year and started teaching in university for graduate and post graduate level courses. His passion of learning and sharing knowledge strengthened more and more when he started working with foreigner students through online platforms. Rajan has helped and shared knowledge with more than 5000 student till the date through different platforms. Rajan can work on any software and can solve complex work. Rajan started working with Brainmass in January 2011.
Rajan also holds a vocational degree in Foreign Trade Practice and Procedure.

Special interests/leading initiatives: Multivariate, predictive and spatial statistical analysis and learning new and advanced statistical techniques.
The list of software Rajan can work on is given below:
SAS (Window and UNIX)
SPSS (PASW)
STATA
MINTAB
R
EPIINFO
ARCGIS 9.2
ERDAS IMAGINE
SHAZAM
WINBUGS
WEKA
GRETL,
StatCrunch etc.

## Solution Library

### Fictitious Statistical Study

For this activity you will undertake an analysis based on a self-designed fictitious study that utilizes statistical methodologies. You will first develop a fictitious problem to examine, it can be anything. For example, maybe you want to look at whether scores on a standardized college placement te READ MORE »

Statistics / Hypothesis Testing » 480321

### Correlation: Compute a correlation matrix that includes all continuous variables. Identify all individual correlations that are significant at the 95 percent level. Regression: Build a multiple regression model to explain the variability in the median school year. Describe the goodness of fit of your model and summarize your findings. Select at least four to seven similar independent variables from the remaining forty-nine measures and justify your selection.

I need help in conducting correlation and regression analyses using the provided SampleDataSet.xlsx.

Correlation: Compute a correlation matrix that includes all continuous variables. Identify all individual correlations that are significant at the 95 percent level.

Regression: Build a multiple READ MORE »

Statistics / Correlation and Regression Analysis / Regression Analysis » 460451

### Exercise 31 t- Test for Dependent Groups

The t-test for dependent groups is a parametric analysis technique used to determine statistical differences between two related samples or groups. Groups are dependent or related because they were matched as part of the design to ensure similarities between the two groups and thus reduce the effect READ MORE »

Statistics / Hypothesis Testing / Parametric Tests / Student's t-Test » 489178

### Cronbach's Alpha - Calculation and Interpretation using SPSS

Calculate Cronbach's alpha on the scale provided on pp. 710-711 of the Field text using the SAQ.sav file.

Here is the scale provided on pp, 710-711 of the Andy Field text book:
1 Subscale 1 (Fear of statistics): items 1, 3, 4, 5, 12, 16, 20, 21
2 Subscale 2 (Peer evaluation): items 2, 9, 19, 22 READ MORE »

Statistics / Descriptive Statistics / Quantative Analysis of Data / Dispersion and Spread of Data / Standard Deviation » 572523

### In 2009, the New York Yankees won 103 baseball games during the regular season. The table on the next page lists the number of victories (W), the earnedrun- average (ERA), and the batting average (AVG) of each team in the American League. The ERA is one measure of the effectiveness of the pitching staff, and a lower number is better. The batting average is one measure of effectiveness of the hitters, and a higher number is better.

In 2009, the New York Yankees won 103 baseball
games during the regular season. The table on the next
page lists the number of victories (W), the earnedrun-
average (ERA), and the batting average (AVG)
of each team in the American League. The ERA is
one measure of the effectiveness of the pitch READ MORE »

Statistics / Correlation and Regression Analysis / Regression Analysis » 461806