Mariana tried to drink a slushy as fast as she could. she drank the slushy at a rate of 4.5 milliliters per second. after 17 seconds, 148.5 milliliters of slushy remained. how long did it take for her to finish the slushy if she originally started with 225 milliliters?

Arandomized controlled trial is designed to evaluate the effect of metoprolol in patients with heart failure. while preparing for statistical analysis, the researcher reviews some common types of statistical errors. which of the following statements is true regarding a type i error in a clinical study? a. the study is not significantly powered to detect a true difference between study groups. bthe null hypothesis is true but is rejected in error. c. the null hypothesis is false but is accepted in error. d. type i error is also known as beta and is usually 0.1 or 0.2. e. type i error depends on the study's confidence interval.