Q1) Case Study A survey was conducted to research the question whether more home runs are hit by players in the National League or by players in the American League. A Researcher decide to use the home run leaders from each league for a 40-year period as data. The numbers are shown. [6] National League 47 49 73 50 65 70 49 47 40 43 46 35 38 40 47 39 49 37 37 36 40 37 31 48 48 52 38 45 36 38 44 36 47 44 40 48 45 45 39 52 American League 47 57 43 52 47 51 48 56 42 56 49 52 50 40 46 44 36 49 40 43 39 39 22 41 45 46 39 32 36 32 32 32 37 33 44 49 44 44 49 32 (i) Define a population (ii) what kind of sample was used (iii) do you feel that it is representative
Q1) Case Study A survey was conducted to research the question whether more home runs are hit by players in the National League or by players in the American League. A Researcher decide to use the home run leaders from each league for a 40-year period as data. The numbers are shown. [6] National League 47 49 73 50 65 70 49 47 40 43 46 35 38 40 47 39 49 37 37 36 40 37 31 48 48 52 38 45 36 38 44 36 47 44 40 48 45 45 39 52 American League 47 57 43 52 47 51 48 56 42 56 49 52 50 40 46 44 36 49 40 43 39 39 22 41 45 46 39 32 36 32 32 32 37 33 44 49 44 44 49 32 (i) Define a population (ii) what kind of sample was used (iii) do you feel that it is representative
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 14PPS
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Question
![Q1) Case Study
A survey was conducted to research the question whether more home runs are hit by players in the National League or by
players in the American League. A Researcher decide to use the home run leaders from each league for a 40-year period
as data. The numbers are shown. [6]
National League
47
49
73
38
50
40
65
47
70
49
47
40
43
36
46
35
39
49
37
37
40
37
31
48
48
45
52
38
38
52
36
44
40
48
45
45
36
39
44
47
American League
47
57
52
47
48
56
56
52
50
40
46
43
39
44
51
36
42
49
49
40
43
32
39
22
41
45
46
39
32
36
32
32
37
33
44
49
44
44
49
32
(i)
Define a population
(ii) what kind of sample was used
(iii) do you feel that it is representative
(iv) what are your hypotheses?
(v) what significance level will you use? (vi) what statistical test will you use?
(vii) what are the results? (Assume sigma1 = 8.8 and sigma2=7.8)
(viii) 95% CI?
(ix) Decision
(x) Conclusion
(xi) Do you feel that using the data given really answers the original question asked?
(xii) what other data might be used to answer the questions?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F8b21fdd2-cd73-4d45-a42b-19bb8565fee0%2Ffec1c879-b7f1-47ed-a787-40246f74d6d0%2Fokhj3ta_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q1) Case Study
A survey was conducted to research the question whether more home runs are hit by players in the National League or by
players in the American League. A Researcher decide to use the home run leaders from each league for a 40-year period
as data. The numbers are shown. [6]
National League
47
49
73
38
50
40
65
47
70
49
47
40
43
36
46
35
39
49
37
37
40
37
31
48
48
45
52
38
38
52
36
44
40
48
45
45
36
39
44
47
American League
47
57
52
47
48
56
56
52
50
40
46
43
39
44
51
36
42
49
49
40
43
32
39
22
41
45
46
39
32
36
32
32
37
33
44
49
44
44
49
32
(i)
Define a population
(ii) what kind of sample was used
(iii) do you feel that it is representative
(iv) what are your hypotheses?
(v) what significance level will you use? (vi) what statistical test will you use?
(vii) what are the results? (Assume sigma1 = 8.8 and sigma2=7.8)
(viii) 95% CI?
(ix) Decision
(x) Conclusion
(xi) Do you feel that using the data given really answers the original question asked?
(xii) what other data might be used to answer the questions?
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