Mathematics, 26.06.2020 15:01 spobyyy
Tammie wondered how her friends felt about their cell phone service. She randomly selected 10 of her friends who used company A and another 10 of her friends who used company B and asked if they felt their service was excellent, good, fair, or poor. Why should Tammie not use the chi-square test?
Answers: 3
Mathematics, 21.06.2019 18:20, acharity196
Do social recommendations increase ad effectiveness? a study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. the results are given below. correctly recalled the brandarrival 409153browsing20484b. conduct the hypothesis test, using the 0.025 level of significance. what is the value of the test statistic? χ2stat=what is the p-value? p-value=is this value significant atα=0.025?
Answers: 2
Mathematics, 21.06.2019 18:20, rishiganesh
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
Tammie wondered how her friends felt about their cell phone service. She randomly selected 10 of her...
English, 23.11.2020 14:00