Moving to another question will save this response. Question 12 If you develop a set of survey questions designed to measure "grit" and want to check the fest-rotost reliability of the assessment, what would you Use the formula for Cronbach's alpha to calculate reliability Give the survey questions to one sample, then have a second sample complote complote the same survey querstions Calculate the correlation Select a random sample of participants. Have two raters observe their behavior for a sot peniod of time and complete the survey questions bas Give the survey questions to one sample, then have the same sample complete the survey questions a second time Calculate the correlation (A) Moving to another question will save this response. 3.2 points to measure "grit" and want to check the test-refest reliabulity of the assessment, what would you do? late relisability have a second sample complete complete the same survoy questions. Calculate the corredation coefficient between the fwo samples two raters observe their bohavior for a set poriod of time and complote the survey quostions based on their obsiavatiores. Correlate the tesoonsas of itwo taio tiaurs. n have the same sample complote the survoy questions a second time. Calculate the corrotation coeflicont betwosn responses trom the first and second time. ponse