The distance you travel while hiking is a function of how fast you hike and how long you hike at this rate. you usually maintain a speed of three miles per hour while hiking. write an equation that represents this function, letting t represent the independent variable, let h represent the function, and h(t) the dependent variable. evaluate h(7) and write a sentence describing its meaning. write the result as an ordered pair.

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.