Joseph received a $20 gift card for downloading music. each downloaded song costs $1.25. explain how to write and solve an inequality that can be used to determine the number of songs that he can purchase. interpret the solution.

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.

Aline has a slope of negative 1/4 the past two points -5/4 and 1 what is the equation of the line

Is of - 4x + 2? a. 3 b. 4 c. 6 d. 5