Please determine the appropriate critical value. Also please calculate the appropriate test statistics tx = ? Please round to 2 decimal places.Please determine the P- Value (3 decimal places) And your conclusion. Thanks

According to a money report by a government institution, 18-to-20-year-old college students have an average credit card balance of $569. A researcher wants to nd out if this number is lower now and collects data for a random sample of 40 college students. Their average credit card debt was found to be $548 with a sample standard deviation of $67.49. Complete parts a through c. a. Using 0: = 0.05, does this sample provide enough evidence to conclude that the average credit card balance of lB-to-ZO-yearold college students has decreased since 2016? Determine the null and alternative hypotheses. H0: [1 2 569 H1: [1