Question 20 Nick is saving money to buy a new skateboard and gear, and he needs to save more than $190.44 in order to have enough. Nick has saved $34.20 so far. If Nick wants to save an equal amount of money
each week for 8 weeks, what graph represents the least amount Nick needs to save each week in order to have enough money to buy the skateboard?

What is the upper quartile in the box plot?

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.

Which of the following represents a function? 50 !