Unlocked for sale The "sold" listings on a popular auction website included 21 sales of used "unlocked" phones of one popular model. Here are the sales prices. 450 415 495 300 325 430 370

400 325 400 235 330 304 415

355 405 449 355 425 299 345

Find the percentile of the phone that sold for $325.

What was the sales price of the phone that was at the third quartile Q3?

How do you determine if an ordered pair is a solution to a given equation?

3.4a=57.8 what is the the value of a

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.