A Questionnaire Uses a 1-5 Likert Scale to Determine Job

Multiple Choice

A questionnaire uses a 1-5 Likert scale to determine job satisfaction.When entering the data into a file,a researcher types a 7 instead of the 4 that the respondent had circled on the questionnaire.Such a mistake can be uncovered by performing what type of analysis?

A) Analysis of variance
B) Regression
C) Double-entry
D) Frequency analysis
E) Both c and d.