why does qbeta need to be used for a binomial proportion why use qbeta why r should use qbeta? when qbeta is used to create a confidence interval what is qbeta? what is the confidence interval for a binomial proportion why is qbeta used why do you need qbeta why use qbeta why qbeta is used in r how are binomial confidence intervals computed why qbeta function is used how to calculate confidence interval for binomial proportions why use qbeta is qbeta used for confidence intervals in binomial proportion what is binomial confidence interval why use a qbeta why use qbeta which is true about an CI what is the qbeta method used to determine binomial proportions? quizlet