reject H0. b. The 99% confidence interval is from_____ to_____
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
Related questions
Question
Next, compute the test statistic.
t=
(Round to three decimal places as needed.)
Finally, determine the P-value.
p=
(Round to four decimal places as needed.)
What is the conclusion of the hypothesis test?
Since the P-value is
than
▼
greaterequal to or less
α,
▼
do not reject
reject
H0.
b. The 99% confidence interval is from_____ to_____
(Round to three decimal places as needed.)
![Provided below are summary statistics for independent simple random samples from two populations. Use the pooled t-test and
the pooled t-interval procedure to conduct the required hypothesis test and obtain the specified confidence interval.
x₁ = 10, s₁ = 2.2, n₁ = 14, x₂ = 13, S₂ = 2.4, n₂ = 14
a. Two-tailed test, α = 0.01
b. 99% confidence interval
a. First, what are the correct hypotheses for a two-tailed test?
OA. Ho: H₁ H2
Ha: H1 H₂
OC. Ho: H₁ H₂
Ha: H1 <H2
OE. Ho: H₁ H2
Ha: H1
H₂
B. Ho: H₁ H2
Hai H1 H2
OD. Ho: H<H2
Ha: H1
H₂
OF. Ho: H₁
Ha: H1
H2
H₂](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9aed788c-f5b9-4824-a759-7eca44e6cf18%2F703f6ee9-5018-4bc5-8c70-4c25963021ca%2Fkwdh79b_processed.png&w=3840&q=75)
Transcribed Image Text:Provided below are summary statistics for independent simple random samples from two populations. Use the pooled t-test and
the pooled t-interval procedure to conduct the required hypothesis test and obtain the specified confidence interval.
x₁ = 10, s₁ = 2.2, n₁ = 14, x₂ = 13, S₂ = 2.4, n₂ = 14
a. Two-tailed test, α = 0.01
b. 99% confidence interval
a. First, what are the correct hypotheses for a two-tailed test?
OA. Ho: H₁ H2
Ha: H1 H₂
OC. Ho: H₁ H₂
Ha: H1 <H2
OE. Ho: H₁ H2
Ha: H1
H₂
B. Ho: H₁ H2
Hai H1 H2
OD. Ho: H<H2
Ha: H1
H₂
OF. Ho: H₁
Ha: H1
H2
H₂
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