STATISTICS AND RESEARCH METHODOLOGY

FULLY SOLVED BOOK LASY 5 YEARS PAPERS SOLVED PLUS GUESS   

UNIT-I INTRODUCTION: Definition of Research, Research Problems in Management, Types of
Research – Exploratory Research, Conclusive Research, Modeling Research, Research Process, Types of Hypotheses, Types of error, Statistical experiment and its design. Types of data, Primary data collection – observation method, personal interview, telephonic interview, mail survey, questionnaire design, Sources of Secondary data, Frequency distribution, Cumulative frequency distribution, Charts.

UNIT-II Types of Scale, Scales for Stimuli – Thurstone’s Case-V Scale model, Osgood’s Semanticdifferential scale, Scaling Respondents- Likert scale, Q-sort scale. Sampling Methods – probability sampling methods ( Simple random sampling with and without replacement, Cluster sampling, stratified sampling), Non-probability sampling methods- convenience sampling, judgment sampling, quota sampling, snowball sampling.

Basic statistical measures- mean, median, mode, standard deviation, co-efficient of variation
Probability- definition, Approaches to probability, Conditional probability, Probability
distributions- Binomial; Poisson; Uniform; Exponential; Normal.

UNIT-III Point and Interval Estimates of Means and Proportions; Testing of Hypothesis – One sample and Two Samples Z & t tests for means and variances, Chi-Square Test- for testing independence of categorized data; goodness of fitness test, Time series analysis.
Non-parametric tests – one sample sign test, Kolmogorov-Smirnov test, run test, two sample sign test, two sample median test, Mann-Whitney U test

UNIT-IV Multivariate analysis- Correlation coefficient for ungrouped data; grouped data, rank correlation, auto-correlation, Multiple regression.

 ANOVA – Completely Randomized Design, Randomized Complete Block Design, Latin Square Design, Factorial Design. Introduction to Discriminate Analysis, Cluster Analysis, Factor Analysis and ConjointAnalysis.

UNIT-V Types of report- technical report, survey based report, Guidelines for reviewing draft, Report format – Typing instructions, oral presentation, Introduction to SPSS.