![subject](/tpl/images/cats/mat.png)
Mathematics, 17.08.2021 02:00 animexcartoons209
Regina owns a small car dealership and she completed a series of studies to better understand what factors affect the price of cars. In her second study, she wants to know whether car price is affected by the number of doors a car has. So he compares car price with number of doors (there are only two choices: 2-door and 4- door) to see which costs more (alpha of 0.05). Which of the following statements best describe the results of this study?
a) There is a significant difference between the two groups, 2-door cars cost more
b) There is a significant difference between the two groups, 4-door cars cost more
c) There is no significant difference between the two groups, two types of cars cost about the same
d) There is no significant difference between the two groups, two types of cars cost different
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30
Tyler enjoys the fish so much that after his birthday his family decides to take him to a famous aquarium a tank at the aquarium is similar to his tank with the scale factor of 8 how many times greater is the volume of the tank at the aquarium than the volume of tyler tank
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30
Ok a point t on a segment with endpoints d(1, 4) and f(7, 1) partitions the segment in a 2: 1 ratio. find t. you must show all work to receive credit.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:50
What function has a range {yly< 5}? question on picture above^
Answers: 3
You know the right answer?
Regina owns a small car dealership and she completed a series of studies to better understand what f...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 20:50
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 20:50
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 20:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 20:50
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 20:50
![question](/tpl/images/cats/geografiya.png)
Geography, 21.10.2019 20:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 20:50
![question](/tpl/images/cats/biologiya.png)
Biology, 21.10.2019 20:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 20:50
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 21:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 21:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)