MAT FA are a lund to the ANOVA F poe to H. All At our (a) (b) 23. (e) al 2007 Ba
ID: 3250150 • Letter: M
Question
MAT FA are a lund to the ANOVA F poe to H. All At our (a) (b) 23. (e) al 2007 Baued on the following catepekal data you are asked to test Ho Pa-p pv 025 Find the oteerved value of the one-way -test. (a) 22.85 (b) 13 (e) 45713 (d) 05713 24 A contingency data table has 4 rouw and 8 columns. We the two- way -test to test Ho The two clu ifications are independent against He Tbe two test statisties is 338, which of the following conclusions is TRUE? (a) Ho rejected at the o 02s level. (b) Hs is rejected at the 001 level. (c) He catinot be rejneted at the 0.10 level. (d) Ho rejected at the 005 level.Explanation / Answer
Q-22-option-d
F=(R2/k)/((1-R2)/(n-k-1)=(0.828/4)/((1-0.828)/(30-4-1))= 30.0872
Q-23-Option-a
Cell
Oi
pi
Ei=160*pi
(Oi-Ei)^2/Ei
1
18
0.25
40
12.1
2
35
0.25
40
0.625
3
49
0.25
40
2.025
4
58
0.25
40
8.1
Total
160
1
160
22.85
Chi-sqaure
Q-24-option-d
Degree of freedom=(4-1)*(8-1)=21
p-value=P(chi^2>33.8)= 0.0381
Cell
Oi
pi
Ei=160*pi
(Oi-Ei)^2/Ei
1
18
0.25
40
12.1
2
35
0.25
40
0.625
3
49
0.25
40
2.025
4
58
0.25
40
8.1
Total
160
1
160
22.85
Chi-sqaure
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