Abank manager wants to learn more about the relationship between the time a customer has to wait to be served and the overall satisfaction with the bank's service. he measures waiting time for a sample of 7 randomly selected customers, and then asked them to answer a survey to find an overall satisfaction score. the results are shown below. wait time (seconds): 35 80 15 140 100 86 375 satisfaction score: 69 38 70 82 84 52 37 find the sample correlation coefficient between satisfaction score and wait time. give your answer to 3 decimal places.

In 2018, laureen is currently single. she paid $2,800 of qualified tuition and related expenses for each of her twin daughters sheri and meri to attend state university as freshmen ($2,800 each for a total of $5,600). sheri and meri qualify as laureen’s dependents. laureen also paid $1,900 for her son ryan’s (also laureen’s dependent) tuition and related expenses to attend his junior year at state university. finally, laureen paid $1,200 for herself to attend seminars at a community college to her improve her job skills. what is the maximum amount of education credits laureen can claim for these expenditures in each of the following alternative scenarios? a. laureen's agi is $45,000.b. laureen’s agi is $95,000.c. laureen’s agi is $45,000 and laureen paid $12,000 (not $1,900) for ryan to attend graduate school (i. e, his fifth year, not his junior year).