Marketing Research and Information Systems

after-only allocation alternative analysis and/or answer asked behaviour bias brand Chapter Objectives Chapter References Chapter Summary characteristics cluster sampling conducted consumers control group data collection developing discussion effect ensure environment evaluation example experiment experimental group experimental variable exploratory External validity factors farm farmers Figure focus group group interviews he/she his/her important independent variable individuals interaction internal interval scales involves Key Terms levels of measurement Likert scale marketing information system marketing intelligence marketing managers marketing research methods multistage sampling null hypothesis organisation participants particular personal interviews population possible potential preferred problem procedures Quota sampling random sampling Rapid Rural Appraisal rating scales recording research brief research design Review Questions RRMA sampling frame sampling units secondary data secondary sources selected standard error statistical test strata stratified sampling stratum Structure survey Systematic sampling techniques type I error understanding unstructured whilst