A recent survey identified the top accounting firms within 10 geographical regions across country X. The top 2 regions reported a combined growth of 19% and 18%. A characteristic description of the accounting firms in these two regions included the number of partners in the firms. Attached below is a sample of the number of partners for 20 firms for each region. Complete (a) through (c) below. E Click the icon to view the accounting firms data. a. At the 0.05 level of significance when pooling the variances, is there evidence of a difference between the two regions' accounting firms with respect to the mean number of partners? Let u, be the mean number of partners for the highest growth region and 42 be the mean number of partners for the second highest growth region. Determine the hypotheses. Choose the correct answer below. A. Ho: H1 =P2 OB. Ho: 12 P2 H: 42 OC. Ho: H1 SP2 H: 1 > H2 OD. Ho: 1 #P2 H: H1 =2 Determine the test statistic. tSTAT = (Round to two decimal places as needed.) Accounting firms data Number of partners for 20 firms in the region with the highest combined growth 73 101 29 29 38 22 34 23 34 12 9 7 9 12 17 25 11 15 29 9 Number of partners for 20 firms in the region with the second highest combined growth 171 47 35 53 41 10 35 41 32 20 31 18 11 35 35 14 36 27 27 19
A recent survey identified the top accounting firms within 10 geographical regions across country X. The top 2 regions reported a combined growth of 19% and 18%. A characteristic description of the accounting firms in these two regions included the number of partners in the firms. Attached below is a sample of the number of partners for 20 firms for each region. Complete (a) through (c) below. E Click the icon to view the accounting firms data. a. At the 0.05 level of significance when pooling the variances, is there evidence of a difference between the two regions' accounting firms with respect to the mean number of partners? Let u, be the mean number of partners for the highest growth region and 42 be the mean number of partners for the second highest growth region. Determine the hypotheses. Choose the correct answer below. A. Ho: H1 =P2 OB. Ho: 12 P2 H: 42 OC. Ho: H1 SP2 H: 1 > H2 OD. Ho: 1 #P2 H: H1 =2 Determine the test statistic. tSTAT = (Round to two decimal places as needed.) Accounting firms data Number of partners for 20 firms in the region with the highest combined growth 73 101 29 29 38 22 34 23 34 12 9 7 9 12 17 25 11 15 29 9 Number of partners for 20 firms in the region with the second highest combined growth 171 47 35 53 41 10 35 41 32 20 31 18 11 35 35 14 36 27 27 19
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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t stat please
Transcribed Image Text:A recent survey identified the top accounting firms within 10 geographical regions across country X. The top 2 regions reported a combined growth of 19% and 18%. A characteristic description of the accounting firms in these two regions included
the number of partners in the firms. Attached below is a sample of the number of partners for 20 firms for each region. Complete (a) through (c) below.
E Click the icon to view the accounting firms data.
...
a. At the 0.05 level of significance when pooling the variances, is there evidence of a difference between the two regions' accounting firms with respect to the mean number of partners?
Let u, be the mean number of partners for the highest growth region and u, be the mean number of partners for the second highest growth region. Determine the hypotheses. Choose the correct answer below.
A. Ho: H1 = H2
H: H1 # H2
O B. Ho: H12H2
H4: 41 <H2
O C. Ho: H1 SH2
H: 41 > H2
O D. Ho: H1 #H2
H1: 41 = H2
Determine the test statistic.
tSTAT =
(Round to two decimal places as needed.)
Accounting firms data
L...
Number of partners for 20 firms in the region with the highest
combined growth
73 101 29 29 38 22 34 23 34
12
9
7
9 12
17
25
11
15
29
9
Number of partners for 20 firms in the region with the second
highest combined growth
171
47 35 53
41
10
35
41
32
20
31
18 11 35
35
14
36
27
27
19
Print
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