Robert Notices That Several Respondents Did Not Answer the Question

Multiple Choice

Robert notices that several respondents did not answer the question of whether they took out loans to fund their education.However,later in his survey,Robert finds that respondents told him about the source(s) and the amount(s) of their college loans.In handling the missing data on the question of whether or not they had a college loan,Robert's best approach is to:

A) randomly assign values to the missing data.
B) delete the cases with missing data from the analysis.
C) assign the middle value to the cases with the missing data.
D) use the latter information about amount and source of loans as grounds for assigning values to the cases which had missing values.
E) all of these choices are equally appropriate.