In this problem, assume that the distribution of differences is approximately normal. Note: For degrees of freedom d.f. not in the Student's t table, use the closest d. that is smaller. In some situations, this choice of d.f. may increase the Pvalue by a small amount and therefore produce a slightly more "conservative" answer. Is fishing better from a boat or from the shore? Pyramid Lake is located on the Paiute Indian Reservation in Nevada. Presidents, movie stars, and people who just want to catch fish go to Pyramid Lake for really large cutthroat trout. Let row B represent hours per fish caught fishing from the shore, and let row A represent hours per fish caught using a boat. The following data are paired by month from October through April. Oct Dec 2.0 16 Feb Nov 1.9 April 3.3 3.8 Jan March 3.2 BShore A Boat 30 14 22 1.0 A USE SALT
In this problem, assume that the distribution of differences is approximately normal. Note: For degrees of freedom d.f. not in the Student's t table, use the closest d. that is smaller. In some situations, this choice of d.f. may increase the Pvalue by a small amount and therefore produce a slightly more "conservative" answer. Is fishing better from a boat or from the shore? Pyramid Lake is located on the Paiute Indian Reservation in Nevada. Presidents, movie stars, and people who just want to catch fish go to Pyramid Lake for really large cutthroat trout. Let row B represent hours per fish caught fishing from the shore, and let row A represent hours per fish caught using a boat. The following data are paired by month from October through April. Oct Dec 2.0 16 Feb Nov 1.9 April 3.3 3.8 Jan March 3.2 BShore A Boat 30 14 22 1.0 A USE SALT
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![In this problem, assume that the distribution of differences is approximately normal. Note: For degrees of freedom d.f. not in the Student'st table, use the closest d.. that is
smaller. In some situations, this choice of d.f. may increase the P-value by a small amount and therefore produce a slightly more "conservative" answer.
Is fishing better from a boat or from the shore? Pyramid Lake is located on the Paiute Indian Reservation in Nevada. Presidents, movie stars, and people who just want to catch
fish go to Pyramid Lake for really large cutthroat trout. Let row 8 represent hours per fish caught fishing from the shore, and let row A represent hours per fish caught using a
boat. The following data are paired by month from October through April.
Oct
1.5
Nov
1.9
1.3
Jan
2.0 3.2
1.6 2.2 3.3
Dec
Feb
3.9
March
3.6
3.0
April
3.3
3.8
B: Shore
A: Boat
1.4
A USE SALT](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff1017d93-e4e7-4122-8073-e23f08932a2b%2F85ab8dc4-5d26-4fb3-9ea6-bb55f64d50a6%2F1riyl2p_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In this problem, assume that the distribution of differences is approximately normal. Note: For degrees of freedom d.f. not in the Student'st table, use the closest d.. that is
smaller. In some situations, this choice of d.f. may increase the P-value by a small amount and therefore produce a slightly more "conservative" answer.
Is fishing better from a boat or from the shore? Pyramid Lake is located on the Paiute Indian Reservation in Nevada. Presidents, movie stars, and people who just want to catch
fish go to Pyramid Lake for really large cutthroat trout. Let row 8 represent hours per fish caught fishing from the shore, and let row A represent hours per fish caught using a
boat. The following data are paired by month from October through April.
Oct
1.5
Nov
1.9
1.3
Jan
2.0 3.2
1.6 2.2 3.3
Dec
Feb
3.9
March
3.6
3.0
April
3.3
3.8
B: Shore
A: Boat
1.4
A USE SALT
![State the null and alternate hypotheses. Will you use a left-tailed, right-tailed, or two-tailed test?
O Ho: Hg - 0; H: Hg > 0; right-tailed
O Ho: Ha- 0; H Ma 0; two-taled
O Hoi Mg* 0; H: Hg - 0; two-tailed
O Hoi Ma- 0; Hi M 0; left-tailed
(b) What sampling distribution will you use? What assumptions are you making?
O The Student's t. We assume that d has an approximately normal distribution.
O The standard normal. We assume that d has an approximately uniform distribution.
O The standard normal. We assume that d has an approximately normal distribution.
O The Student's t. We assume that d has an approximately uniform distribution.
What is the value cof the sample test statistic? (Round your answer to three decimal places.)
(c) Find (or estimate) the Pvalue.
O P.value > 0.500
O 0.250 < Pvalue < 0.500
O 0.100 < p-value < 0.250
O 0.050 < p.value < 0.100
O 0.010 < p.value < 0.050
O Pvalue < 0.010](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff1017d93-e4e7-4122-8073-e23f08932a2b%2F85ab8dc4-5d26-4fb3-9ea6-bb55f64d50a6%2Foniagy9_processed.jpeg&w=3840&q=75)
Transcribed Image Text:State the null and alternate hypotheses. Will you use a left-tailed, right-tailed, or two-tailed test?
O Ho: Hg - 0; H: Hg > 0; right-tailed
O Ho: Ha- 0; H Ma 0; two-taled
O Hoi Mg* 0; H: Hg - 0; two-tailed
O Hoi Ma- 0; Hi M 0; left-tailed
(b) What sampling distribution will you use? What assumptions are you making?
O The Student's t. We assume that d has an approximately normal distribution.
O The standard normal. We assume that d has an approximately uniform distribution.
O The standard normal. We assume that d has an approximately normal distribution.
O The Student's t. We assume that d has an approximately uniform distribution.
What is the value cof the sample test statistic? (Round your answer to three decimal places.)
(c) Find (or estimate) the Pvalue.
O P.value > 0.500
O 0.250 < Pvalue < 0.500
O 0.100 < p-value < 0.250
O 0.050 < p.value < 0.100
O 0.010 < p.value < 0.050
O Pvalue < 0.010
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