![subject](/tpl/images/cats/mat.png)
Mathematics, 27.08.2019 00:30 jesussaves333
Aresearcher collated data on americans' leisure time activities. she found the mean number of hours spent watching television each weekday to be 2.7 hours with a standard deviation of 0.2 hours. jonathan believes that his football team buddies watch less television than the average american. he gathered data from 40 football teammates and found the mean to be 2.3. which of the following are the correct null and alternate hypotheses?
a. h0: u=2.7; ha: u < 2.7
b. h0: u ≠2.7; ha: u=2.3
c. h0: u=2.7; ha: u≠2.7
d. h0: u=2.7; ha: u≥ 2.3
![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 23:40
Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
On ryan's last social studies test there were two types of questions true/false worth 3 points each and multiple choice questions worth 4 points each
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:40
The point (-7, -24) is on the terminal ray of angle 0 which is in standard position. a student found the six trigonometric values for angle e. the student's answers are shown. which value(s) are incorrect? sin(8) cos(8) 24 tan(0) sin(0)=25 cos(0) -- tan(â“¡) - - 24 csc(o)=2 sec(0) --25 cot(6) - za csc(o) sec(0) cot(0) done
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:30
Drag the tiles to the correct boxes to complete the pairs. match the exponential functions with their horizontal asymptotes and y-intercepts. f(x) = 7x − 4 f(x) = 3x+2 + 4 f(x) = 9x+1 − 4 f(x) = 2x + 4 horizontal asymptote and y-intercept exponential function horizontal asymptote: y = 4 y-intercept: (0, 5) arrowboth horizontal asymptote: y = -4 y-intercept: (0, 5) arrowboth horizontal asymptote: y = -4 y-intercept: (0, -3) arrowboth horizontal asymptote: y = 4 y-intercept: (0, 13) arrowboth
Answers: 1
You know the right answer?
Aresearcher collated data on americans' leisure time activities. she found the mean number of hours...
Questions
![question](/tpl/images/cats/en.png)
English, 17.09.2021 18:50
![question](/tpl/images/cats/en.png)
English, 17.09.2021 18:50
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/es.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2021 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2021 18:50
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2021 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.09.2021 18:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 17.09.2021 18:50
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mir.png)
World Languages, 17.09.2021 18:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 17.09.2021 18:50
![question](/tpl/images/cats/fizika.png)
Physics, 17.09.2021 18:50