Maria Acevedo Velazquez

2 Questions 3 Answers 0 Followers

Questions related from Maria Acevedo Velazquez

What are the SPSS commands to calculate item discrimination index and difficulty index as part of item analysis?

Hi everyone! I am trying to find the "how to" on item difficulty and discrimination on SPSS and its interpretation. I have read about and performed the command analyze> scale> reliability...

22 September 2020 4,282 3 View

What are the appropriate statistical analyses to construct a true/false binary scale or questionnaire?

Hi everyone! I am currently working on constructing a true/false binary response questionnaire of parenting knowledge. I found out that factor analysis is not appropriate for binary variables....

29 August 2020 4,193 5 View