Noor draws PQR in the coordinate plane as shown Then she reflects PQR across the y axis to form 'P 'Q 'R. Doug incorrectly says the coordinates of Q' are (-3,2). What is the correct answer? How might Doug have gotten his answer?

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

Ibeg you to me 20. a reaction produces 4.93 l of oxygen, but was supposed to produce 1 mol of oxygen. what is the percent yield?

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.