24 P. The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has two categories. Use the table to complete parts (a) and (b) below. X X2 Y1 33 45 49 (35.39)(45.11(46.50) Y2 18 20 18 Click the icon to view the Chi-Square table of critical values. (15.61)(19.89)(20.50) (a) Compute the value of the chi-square test statistic. X6 = .2 %3D (Round to three decimal places as needed.) (b) Test the hypothesis that X and Y are independent at the a = 0.05 level of significance. O A. Ho: Hx = E,x and uy = E, H;: Hx #Ex or Hy #E, B. Ho: The Y category and X category are independent. H.: The Y cateaorv and X cateaorv are dependent. Click to select your answer(s). 1:15 PM 12/13/2019 19 P Type here to search ASUS F12 pause break prt sc insert 19 f10 F11 f7 busAs f5 f6 f2 13 f4 f1 esc & 9. V. 6. 7. 8. 7 2. 4 LL 0O 23 3. The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has two categories. Use the table to complete parts (a) and (b) below. Question Help X2 33 45 (35.39)(45.114 18 Y2 20 Click the icon to view the Chi-Square table of critical values. (15.61)(19.89 2 C. Ho: The Y category and X category have equal proportions. The proportions are not equal. Hy: D. Hn: The Y category and X category are dependent. H,: The Y category and X category are independent. What range of P-values does the test statistic correspond to? The P-value is Should the null hypothesis be rejected? Click to select your answer(s). 1:16 PM P Type here to search 12/13/2019 AEUS prt sc sysrq f12 pause break 19 f10 11 f6 f7 f8 13 f4 f5 f1 f2 esc 0. V. %24 4. 8. 9 7.
24 P. The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has two categories. Use the table to complete parts (a) and (b) below. X X2 Y1 33 45 49 (35.39)(45.11(46.50) Y2 18 20 18 Click the icon to view the Chi-Square table of critical values. (15.61)(19.89)(20.50) (a) Compute the value of the chi-square test statistic. X6 = .2 %3D (Round to three decimal places as needed.) (b) Test the hypothesis that X and Y are independent at the a = 0.05 level of significance. O A. Ho: Hx = E,x and uy = E, H;: Hx #Ex or Hy #E, B. Ho: The Y category and X category are independent. H.: The Y cateaorv and X cateaorv are dependent. Click to select your answer(s). 1:15 PM 12/13/2019 19 P Type here to search ASUS F12 pause break prt sc insert 19 f10 F11 f7 busAs f5 f6 f2 13 f4 f1 esc & 9. V. 6. 7. 8. 7 2. 4 LL 0O 23 3. The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has two categories. Use the table to complete parts (a) and (b) below. Question Help X2 33 45 (35.39)(45.114 18 Y2 20 Click the icon to view the Chi-Square table of critical values. (15.61)(19.89 2 C. Ho: The Y category and X category have equal proportions. The proportions are not equal. Hy: D. Hn: The Y category and X category are dependent. H,: The Y category and X category are independent. What range of P-values does the test statistic correspond to? The P-value is Should the null hypothesis be rejected? Click to select your answer(s). 1:16 PM P Type here to search 12/13/2019 AEUS prt sc sysrq f12 pause break 19 f10 11 f6 f7 f8 13 f4 f5 f1 f2 esc 0. V. %24 4. 8. 9 7.
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
Transcribed Image Text:24
P.
The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has
two categories. Use the table to complete parts (a) and (b) below.
X X2
Y1
33
45
49
(35.39)(45.11(46.50)
Y2
18
20
18
Click the icon to view the Chi-Square table of critical values.
(15.61)(19.89)(20.50)
(a) Compute the value of the chi-square test statistic.
X6 =
.2
%3D
(Round to three decimal places as needed.)
(b) Test the hypothesis that X and Y are independent at the a = 0.05 level of significance.
O A. Ho: Hx = E,x and uy = E,
H;: Hx #Ex or Hy #E,
B. Ho: The Y category and X category are independent.
H.: The Y cateaorv and X cateaorv are dependent.
Click to select your answer(s).
1:15 PM
12/13/2019
19
P Type here to search
ASUS
F12
pause
break
prt sc
insert
19
f10
F11
f7
busAs
f5
f6
f2
13
f4
f1
esc
&
9.
V.
6.
7.
8.
7
2.
4
LL
0O
Transcribed Image Text:23
3.
The table to the right contains observed values and expected values in parentheses for two categorical variables, X and Y, where variable X has three categories and variable Y has
two categories. Use the table to complete parts (a) and (b) below.
Question Help
X2
33
45
(35.39)(45.114
18
Y2
20
Click the icon to view the Chi-Square table of critical values.
(15.61)(19.89 2
C. Ho: The Y category and X category have equal proportions.
The proportions are not equal.
Hy:
D. Hn: The Y category and X category are dependent.
H,: The Y category and X category are independent.
What range of P-values does the test statistic correspond to?
The P-value is
Should the null hypothesis be rejected?
Click to select your answer(s).
1:16 PM
P Type here to search
12/13/2019
AEUS
prt sc
sysrq
f12
pause
break
19
f10
11
f6
f7
f8
13
f4
f5
f1
f2
esc
0.
V.
%24
4.
8.
9
7.
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