Mathematics, 22.05.2020 20:57 alicea70
Test the claim that the mean GPA of Orange Coast students is smaller than the mean GPA of Coastline students at the 0.005 significance level.
(a)The null and alternative hypothesis would be:
A. H 0 : μ O ≤ μ C
H 1 : μ O > μ C
B. H 0 : p O ≤ p C
H 1 : p O > p C
C. H 0 : p O ≥ p C
H 1 : p O < p C
D. H 0 : μ O = μ C
H 1 : μ O ≠ μ C
E. H 0 : p O = p C
H 1 : p O ≠ p C
F. H 0 : μ O ≥ μ C
H 1 : μ O < μ C
(b)The test is:
A. left-tailed
B. two-tailed
C. right-tailed
(c)The sample consisted of 60 Orange Coast students, with a sample mean GPA of 2.91 and a standard deviation of 0.05, and 60 Coastline students, with a sample mean GPA of 2.96 and a standard deviation of 0.03.
(d)The test statistic is: (to 2 decimals)
(e)The p-value is: (to 2 decimals)
(f)Based on this we:
A. Fail to reject the null hypothesis
B. Reject the null hypothesis
Answers: 1
Mathematics, 21.06.2019 17:30
Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny
Answers: 1
Mathematics, 21.06.2019 20:00
Graph the linear function using the slooe and y intercept
Answers: 2
Mathematics, 21.06.2019 22:00
Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.
Answers: 2
Mathematics, 21.06.2019 23:00
Sam is picking fruit from a basket that contains many different kinds of fruit. which set of events is independent?
Answers: 1
Test the claim that the mean GPA of Orange Coast students is smaller than the mean GPA of Coastline...
Mathematics, 27.01.2021 22:50
Social Studies, 27.01.2021 22:50
Mathematics, 27.01.2021 22:50
Spanish, 27.01.2021 22:50
Mathematics, 27.01.2021 22:50
English, 27.01.2021 22:50
Mathematics, 27.01.2021 22:50
Mathematics, 27.01.2021 22:50
English, 27.01.2021 22:50
Biology, 27.01.2021 22:50
History, 27.01.2021 22:50