Aswimming pool can be filled in 1818 hours if water enters through a pipe alone, or in 2525 hours if water enters through a hose alone. if water is entering through both the pipe and the hose, how long will it take to fill the pool?

Which of the following circles have their centers in the third quadrant? check all that apply.

The following hormone had their receptors in the cell membrane except a-insulin b-tsh c-gh d- cortisol

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.