Samantha purchased a dining room set for $2,910 using a 12-month deferred payment plan with an interest rate of 22.98%. she did not make any payments during the deferment period. what will samantha’s monthly payment be if she must pay off the dining room set within two years after the deferment period? a. $121.25 b. $160.02 c. $191.33 d. $152.24

What is the number 321,000,000 in scientific notation? also what is the number? ?

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.

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.