Wk8 DQ - Business Research Methodology

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INTRODUCTION TO RESEARCH METHODS
BUS 605
WEEK 7

DIANE L. WATKINS ED.D.

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READING

  • Business Research Methods
  • Zikmund, Babin, Carr and Griffin
  • Week 7 – Chapters 16 – 19
  • Week 8 – Chapters 1 – 19

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ASSIGNMENTS

  • New Week 7 DQ
  • Discuss why the sampling method and sample size can make research results questionable, even though the numbers may be reported as if they are precise? Highlight one survey research study and critically evaluate the study.

APA REVIEW

MORE BASICS

POWERPOINT TIPS

  • Remember you only have 10 minutes.
  • Don’t crowd your slides with information. Talk about it don’t read it.
  • Put script in the notes area
  • Don’t have a lot of graphics and transitions.

WHAT TEST TO USE

  • Chi Square
  • Compare observed frequencies to expected frequencies
  • Is the distribution of sex and voting behavior due to chance or is there a difference between the sexes on voting behavior?
  • Expected is 50% and comparing it to chance.

WHAT TEST TO USE

  • t-Test
  • Looks at the differences between two groups on some variable of interest. The IV must have two groups. (ex. male/female)
  • Do males and females differ in the amount of hours they spend shopping in a given month?

WHAT TEST TO USE

  • ANOVA
  • Tests the significance of group differences between two or more groups.
  • The IV has two or more categories
  • Only determines that there is a difference between groups but doesn’t tell which group is different.
  • Do SAT scores differ for low-, middle-, and high-income students?

WHAT TEST TO USE

  • Correlation
  • Used with two variables to determine a relationship or association
  • Does not distinguish between independent and dependent variables
  • Is there a relationship between the amount of damage to a house on fire and the number of firefighters at the fire.

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