Which of the following should be decided before the data have been collected?
A)What level of confidence or level of significance should be used?
B)How will outliers be handled?
C)Which statistical method for analyzing the data is the most appropriate?
D)All of the above.

Question

Quizplus · Accepted Answer

All of these decisions should be made before data collection to ensure the integrity of the research design and analysis. Deciding on the level of confidence or significance, handling of outliers, and the appropriate statistical method beforehand helps in avoiding bias and ensures that the analysis is planned and executed correctly.

Which of the Following Should Be Decided Before the Data