subject
Mathematics, 24.04.2020 22:49 kayranicole1

2. A sample of 20 OU freshmen had a GPA over all of their first semester classes of 2.8 with a variance of 0.25 (remember: standard deviation is the square root of variance). Perform a hypothesis test at LaTeX: \alpha\:=\:0.05\:\:α = 0.05to determine if the first semester GPA of all freshmen is less than 3.0.

What is the null hypothesis?

What is the alternative hypothesis?

What is the value of the test statistic?

What is the p-value for the rejection region?

What conclusion do you draw?

What does this mean in terms of the problem situation?

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 19:20
The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?
Answers: 2
question
Mathematics, 21.06.2019 20:30
How do you determine if an ordered pair is a solution to a given equation?
Answers: 1
question
Mathematics, 21.06.2019 21:00
Graph the equationy=x^2 -[tex]y = x^{2} - 2[/tex]
Answers: 1
question
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
You know the right answer?
2. A sample of 20 OU freshmen had a GPA over all of their first semester classes of 2.8 with a varia...
Questions
question
Mathematics, 09.07.2019 22:40
Questions on the website: 13722363