DrAugust Is Investigating Whether or Not Women Have More Job

Multiple Choice

Dr.August is investigating whether or not women have more job satisfaction after they are given praise or a gift card (different levels or rewards) .She has recruited 10 women from Intel and for 6 months the women received praise then the next 6 months they received a gift card.The conditions were counterbalanced and a survey on job satisfaction was distributed following the treatment conditions or every 6 months until the research was completed.After finishing her study Dr.August was busy writing a grant,therefore she has asked you to analyze her data below.Please note the survey was based on 1-5 Likert scale with high scores indicating high job satisfaction and low score indicating dissatisfaction.
Which of the following statements best describes results of Dr.Augusts' alternative hypothesis?

A) µ₁=µ₂
B) µ₁?µ₂
C) µ=0
D) µ₁>0