Need help Quiz 4-1 Classifying and Solving for Sides/Angles in Triangles URGENT

Plz ( true - false) all triangles have interior angles whose measure sum to 90.

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

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.