Mathematics, 24.04.2020 19:54 puppycity78

2. ABC Personal Finance company markets it’s personal finance seminar to adults who are considered high-risk borrowers. The company claims their seminar helps adults increase their credit score. A random sample of adults who took the seminar was taken, and their credit scores before, and two years after the seminar were collected. Does this data show the company’s seminar helps adults increase their credit score? Test at the .01 level of significance. Assume credit scores are normally distributed. Adult: 1 2 3 4 5 6 7 8 9 10 Before: 608 620 610 650 640 680 655 602 644 656 After: 646 692 715 669 725 786 700 650 660 650

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2. ABC Personal Finance company markets it’s personal finance seminar to adults who are considered h...