![subject](/tpl/images/cats/mat.png)
Mathematics, 11.03.2021 19:40 Chrisis9987
Testing:
H0:μ=54.5
H1:μ<54.5
Your sample consists of 48 subjects, with a mean of 54.1 and standard deviation of 1.8.
Calculate the test statistic, rounded to 2 decimal places.
t=
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 14:30
Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
An air conditioning system can circulate 350 cubic feet of air per minute. how many cubic yards of air can it circulate per minute?
Answers: 3
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00
You earn a 12% commission for every car you sell. how much is your commission if you sell a $23,000 car?
Answers: 1
You know the right answer?
Testing:
H0:μ=54.5
H1:μ<54.5
Your sample consists of 48 subjects, with a mean of 54....
H1:μ<54.5
Your sample consists of 48 subjects, with a mean of 54....
Questions
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.03.2021 02:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.03.2021 02:50
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.03.2021 03:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 19.03.2021 03:00
![question](/tpl/images/cats/mat.png)
Mathematics, 19.03.2021 03:00
![question](/tpl/images/cats/istoriya.png)
History, 19.03.2021 03:00
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.03.2021 03:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.03.2021 03:00