Can someone help me understant this proof?
...
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 14:10
Determine whether the samples are independent or dependent. upper a data set includes the morning and evening temperature for the lasta data set includes the morning and evening temperature for the last 90 days.90 days.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:30
Aproduction manager test 10 toothbrushes and finds that their mean lifetime is 450 hours. she then design sales package of this type of toothbrush. it states that the customers can expect the toothbrush to last approximately 460 hours. this is an example of what phase of inferential statistics
Answers: 1
You know the right answer?
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.10.2020 06:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.10.2020 06:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/health.png)
Health, 27.10.2020 06:50
![question](/tpl/images/cats/istoriya.png)
History, 27.10.2020 06:50
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.10.2020 06:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 27.10.2020 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2020 06:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2020 06:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
English, 27.10.2020 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2020 06:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.10.2020 06:50