Mathematics, 21.04.2020 16:53 belllerzz2678
A study is conducted to investigate whether customer satisfaction is greater among computer companies that offer tech support versus those that do not offer tech support. A random sample of 50 customers are selected from among those that purchased computers that offer tech support. A separate random sample of 40 customers are selected from among those that purchased computers that do not offer tech support.
The study found that the mean satisfaction rating was significantly greater among customers that purchased computers that offer tech support.
Which of the following is the best description of this study?
(A) An experiment using a completely randomized design.
(B) An experiment using a randomized block design.
(C) An experiment using a matched pairs design
(D) An observational study using a simple random sample.
Answers: 3
Mathematics, 21.06.2019 19:00
What are the first 4 terms in the multiplication pattern given by the formula 2×4n
Answers: 1
Mathematics, 21.06.2019 19:00
Explain why the factor 1.5 is broke. into two numbers in the model.
Answers: 3
Mathematics, 21.06.2019 23:30
The graph of the the function f(x) is given below. find [tex]\lim_{x \to 0\zero} f(x)[/tex] [tex]\lim_{x \to 1+\oneplus} f(x)[/tex] [tex]\lim_{x \to 0-\zeroneg} f(x)[/tex]
Answers: 1
A study is conducted to investigate whether customer satisfaction is greater among computer companie...
English, 18.02.2021 20:20
Mathematics, 18.02.2021 20:20
Social Studies, 18.02.2021 20:20
Mathematics, 18.02.2021 20:20
Computers and Technology, 18.02.2021 20:20
Mathematics, 18.02.2021 20:20