why would we need to give each item twice in a forced choice scale? is it acceptable to have a classifier given twice why should participants be able to classify items twice how to increase variance in a forced choice survey how do you increase variance why is it important to increase the variance of a forced choice scale? how long to use forced choice scale to increase variance can you give items twice to each participant how to increase variance in forced choice which of the following can be classified twice? how to increase variance of a forced choice scale which of the following is an example of a variance test that would use a forced choice scale? can you give items twice which factor increases variance? can I give each item twice to each participant to raise the variance? when to give multiple items to participants what is meant by increasing variance on a forced choice scale? why use forced choice scales can you make multiple items for a forced choice why is it necessary to give the entire set of items twice