A salesperson at a jewelry store earns 9% commission each week. Last week, Jarrod sold $540 worth of jewelry. How much did he make in commission? How much did the jewelry store make from his sales? Pls help I’m struggling

What is the correlation coefficient for the data? don't forget to turn the diagnoisticon (in the catalog menu of the calculator). r = answer (round to the nearest thousandth)

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form

According to a study conducted in 2015, 18% of shoppers said that they prefer to buy generic instead of name-brand products. suppose that in a recent sample of 1500 shoppers, 315 stated that they prefer to buy generic instead of name-brand products. at a 5% significance level, can you conclude that the proportion of all shoppers who currently prefer to buy generic instead of name-brand products is higher than .18? use both the p-value and the critical-value approaches.