(a)Determine the type of test statistic to use. Type of test statistic: ▼(Choose one)   (b)Find the value of the test statistic. (Round to two or more decimal places.)       (c)Find the p-value. (Round to three or more decimal places.)       (d)Can we reject the hypothesis that there is no dependence between age and regularity of email use

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Answer the following to summarize the test of the hypothesis that there is no dependence between age and regularity of email use. For your test, use the 

0.05

 level of significance.

 

(a)Determine the type of test statistic to use.
Type of test statistic: ▼(Choose one)
 
(b)Find the value of the test statistic. (Round to two or more decimal places.)

 

 

 

(c)Find the p-value. (Round to three or more decimal places.)

 

 

 

(d)Can we reject the hypothesis that there is no dependence between age and regularity of email use? Use the 
0.05
 level of significance.
 
 Yes
 
 
 No
Send data to Excel
Age (in years)
Under 18
18-35
36-54
55+
Total
126
114
47
113
On a regular
basis
118.8
122.40
38.8
120.00
400
0.436
0.576
1.733
0.408
Regularity
171
192
50
187
of email use
Not on a
regular
178.2
183.60
58.2
180.00
600
basis
1.15|
0.291
0.384
0.272
Total
297
306
97
300
1000
Transcribed Image Text:Send data to Excel Age (in years) Under 18 18-35 36-54 55+ Total 126 114 47 113 On a regular basis 118.8 122.40 38.8 120.00 400 0.436 0.576 1.733 0.408 Regularity 171 192 50 187 of email use Not on a regular 178.2 183.60 58.2 180.00 600 basis 1.15| 0.291 0.384 0.272 Total 297 306 97 300 1000
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