Several “stations” have been set up in this virtual activity. For each station: read the directions and read the measurements according to the directions. Record these measurements with the correct units in the slot in your data table that corresponds to the station number. Remember to estimate to 1 place of uncertainty for each measurement. Then determine the number of significant figures for each measurement.

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.