which is the best method to test the difference in opinions? what test is used for polls and to compare two groups? what test should i use to find the difference between april and march can you test the t test for opinion which test should i use to check the yearly difference between the two monthly polls? when to test the difference between monthly opinion polls what test is used for opinion polls which test to use to compare two monthly surveys which test to use for poll results which test is used to test the difference of opinion what test is used to find out if an opinion poll is significantly different than a poll? which test should i use for analyzing the differences in opinion polls which test to use to determine whether the results from a poll are significantly different? what test should i use to test the differences between monthly poll results why do i use t test instead of t test when to use independent and paired test t test or paired test what test should be used to test the difference between april poll results? which test is used to test the difference between a poll in march which test should i use to test the difference of monthly opinion polls?