An executive for a large company received gross pay of $200,000 for the year 2018. Determine the total amount of FICA tax that was deducted from this executive's paychecks for that year. Round your answer to the nearest cent.

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.