![subject](/tpl/images/cats/mat.png)
Mathematics, 16.04.2020 04:42 taylahflynn5123
You are given the following information obtained from a random sample of 5 observations. Assume the population has a normal distribution.
20 18 17 22 18
You want to determine whether or not the mean of the population from which this sample was taken is significantly less than 21.
a. State the null and the alternative hypotheses.
b. Compute the standard error of the mean.
c. Determine the test statistic.
d. Determine the p-value and at 90% confidence, test whether or not the mean of the population is significantly less than 21.
![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 19:30
Runner ran 1 4/5 miles on monday and 6 3/10 on tuesday. how many times her monday’s distance was her tuesdays distance
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:40
Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Acaterpillar eats 1400\%1400% of its birth mass in one day. the caterpillar's birth mass is mm grams. which of the following expressions could represent the amount, in grams, the caterpillar eats in one day? \
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
You are given the following information obtained from a random sample of 5 observations. Assume the...
Questions
![question](/tpl/images/cats/biologiya.png)
Biology, 21.10.2019 15:10
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/fr.png)
French, 21.10.2019 15:10
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 15:10
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 15:10
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 15:10
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 15:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.10.2019 15:10
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 15:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 15:10
![question](/tpl/images/cats/istoriya.png)
History, 21.10.2019 15:10
![question](/tpl/images/cats/mat.png)
Mathematics, 21.10.2019 15:10
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 21.10.2019 15:10
![question](/tpl/images/cats/himiya.png)
Chemistry, 21.10.2019 15:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)