15.12. In a study of the effect of applicant\'s eye contact (yes, no) and person

Question

15.12. In a study of the effect of applicant's eye contact (yes, no) and personnel officer's gender (male, female) on the personnel officer's assessment of likely job success of an applicant, personnel officers were shown a front view photograph of an applicant's face and were asked esign and Analysís ofSingle-Factor Suelies to give the person in the photograph a success ating score. Half of the officers in each gender group were chosen at random to receive a version of the pholograph in which the applicant made eye contact with the counselors. The other half rcceived a version in which there no eyc contact. Data were collecied on suecess ratings. a. Is this study cxperimental, observational, or mixed? Why? b. Identify all factors, factor levels. and factor-level combinations. c. What type of study design is being implemented here? d. What is the basic unit of study?

Explanation / Answer

a. The study is experimental as it has been set up manually.

b. Factors: Male officers,female officers

Levels: Eye contact,no eye contact

Factor-level combination: Male officers making eye contact,Male officers not making eye contact,Female officers making eye contact,Female officers not making eye contact.

c. The study design is Completely Randomised Design(CRD).

d. The basic unit of study is frequency of each factor-level combination.

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