![subject](/tpl/images/cats/mat.png)
Mathematics, 11.07.2019 17:20 jace67857
The heights of 82 roller coasters have a mean of 285.2 feet and a population standard deviation of 59.3 feet. find the standardized tests statistics and the corresponding p-value when the claim is that roller coasters are more than 290 feet tall.
![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 12:50
What's the difference between: x≥0 and nonnegative integer. ?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Afrequency table of grades has five classes (a, b, c, d, f) with frequencies of 3, 13, 14, 5, and 3 respectively. using percentages, what are the relative frequencies of the five classes?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
Intro biblioteca sunt 462 de carti cu 198 mai putine enciclipedii si cu 47 mai multe dictionare decat enciclopedii cate enciclopedii sunt in biblioteca
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:50
C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false
Answers: 1
You know the right answer?
The heights of 82 roller coasters have a mean of 285.2 feet and a population standard deviation of 5...
Questions
![question](/tpl/images/cats/mkx.png)
Arts, 27.07.2019 09:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/geografiya.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.07.2019 09:00
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 09:00
![question](/tpl/images/cats/biologiya.png)
Biology, 27.07.2019 09:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 27.07.2019 09:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2019 09:00
![question](/tpl/images/cats/en.png)
English, 27.07.2019 09:00
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
English, 27.07.2019 09:00
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.07.2019 09:00