subject
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

ansver
Answers: 2

Other questions on the subject: Mathematics

image
Mathematics, 21.06.2019 19:00, mia53408
Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?
Answers: 3
image
Mathematics, 21.06.2019 22:00, hannahpalmario
The customer price index(cpi), which measures the cost of a typical package of customer goods, was 208.8 in 2011 and 244.1 in 2016.let x=11 corresponding to the year 2011 an estimate to cpi into 2013 and 2014. assume that the data can be modeled by a straight line and the trend to continue idenfinitely. use data points to find such a line and then estimate the requested quantities
Answers: 1
image
Mathematics, 22.06.2019 03:00, deshundradenton59
Factor the gcf out of the polynomial 9x^6+6x^4+15x^3
Answers: 1
image
Mathematics, 22.06.2019 04:30, Nikcoli
The sum of two consecutive mile markers on the interstate is 417417. find the numbers on the markers
Answers: 1
You know the right answer?
2. ABC Personal Finance company markets it’s personal finance seminar to adults who are considered h...

Questions in other subjects:

Konu
English, 15.07.2020 02:01
Konu
Mathematics, 15.07.2020 02:01