I don't understand what to do pls help due at 9:40

Atechnician compares repair costs for two types of microwave ovens (type i and type ii). he believes that the repair cost for type i ovens is greater than the repair cost for type ii ovens. a sample of 6767 type i ovens has a mean repair cost of $79.79$⁢79.79. the population standard deviation for the repair of type i ovens is known to be $19.18$⁢19.18. a sample of 5555 type ii ovens has a mean repair cost of $75.24$⁢75.24. the population standard deviation for the repair of type ii ovens is known to be $21.40$⁢21.40. conduct a hypothesis test of the technician's claim at the 0.050.05 level of significance. let μ1μ1 be the true mean repair cost for type i ovens and μ2μ2 be the true mean repair cost for type ii ovens. step 2 of 4 : compute the value of the test statistic. round your answer to two decimal places.

The weight of a small starbucks coffee is a normally distributed random variable with a mean of 340 grams and a standard deviation of 11 grams. find the weight that corresponds to each event. (use excel or appendix c to calculate the z-value. round your final answers to 2 decimal places.)highest 30 percent middle 70 percent highest 90 percent lowest 20 percent

Match the scenarios with terms related to financial aid.pell grantstudent loanmerit-based scholarshiprichard is one of the leading college basketball players in the state of florida. he also maintains a good academic record. looking at his talent and potential, furman university offers to bear the expenses for his college education.anita wants to pursue a certificate program in sports nutrition. to pay for the course, she borrows money by filing the fafsa.nathan comes from a low-income household. he wants to pursue an undergraduate degree in marketing. he receives financial aid covering 50 percent of his college expenses. nathan does not have to pay back this amount.