James types 25 words per minute. He spends 15 minutes typing his homework. What is the domain of this situation? 1. (all numbers between and including 0 and 15)
2. (all numbers between and including 0 and 25)
3. Call numbers between 0 and 15)
4. (all numbers between 0 and 25)

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.