The contingency table shows the results of a random sample of former smokers by the number of times they tried to quit smoking before they were habit-free and gender. At a = 0.05, can you conclude that the number of times they tried to quit before they were habit-free is related to gender? Gender Male Female E1,2 = 273.680 1550 670 388 1038 = 250.443 = Number of times tried to quit before habit-free 4 or more 2-3 Next calculate the expected frequency for the two remaining cells in the first row, rounding to three decimal places. Gender Male Female 1 275 149 E1,3 252 136 1 273.680 150.320 670 226 1038 = 145.877 = 143 83 Use the same procedure to find the expected frequency for the remaining cells in the contingency table, rounding to three decimal places. Number of times tried to quit before habit-free 2-3 4 or more 250.443 137.557 145.877 80.123

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calculate the test statistic

tion list
ia 2
stion 1
tion 2
tion 3
tion 4 -
tion 5
tion 6
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The contingency table shows the results of a random sample of former smokers by the number of times they
tried to quit smoking before they were habit-free and gender. At a = 0.05, can you conclude that the number of
times they tried to quit before they were habit-free is related to gender?
Gender
Male
Female
E1,2
= 273.680
670-388
1038
= 250.443
Print
Next calculate the expected frequency for the two remaining cells in the first row, rounding to three decimal
places.
=
Number of times tried to quit before habit-free
4 or more
1
2-3
275
149
Gender
Male
Female
E1,3
252
136
=
1
273.680
150.320
670-226
1038
Use the same procedure to find the expected frequency for the remaining cells in the contingency table,
rounding to three decimal places.
143
83
= 145.877
Number of times tried to quit before habit-free
2-3
4 or more
250.443
137.557
X
145.877
80.123
Continue
20
er of times the
er of times the
nce test by co
Continue
Transcribed Image Text:tion list ia 2 stion 1 tion 2 tion 3 tion 4 - tion 5 tion 6 View an example | 4 parts remaining The contingency table shows the results of a random sample of former smokers by the number of times they tried to quit smoking before they were habit-free and gender. At a = 0.05, can you conclude that the number of times they tried to quit before they were habit-free is related to gender? Gender Male Female E1,2 = 273.680 670-388 1038 = 250.443 Print Next calculate the expected frequency for the two remaining cells in the first row, rounding to three decimal places. = Number of times tried to quit before habit-free 4 or more 1 2-3 275 149 Gender Male Female E1,3 252 136 = 1 273.680 150.320 670-226 1038 Use the same procedure to find the expected frequency for the remaining cells in the contingency table, rounding to three decimal places. 143 83 = 145.877 Number of times tried to quit before habit-free 2-3 4 or more 250.443 137.557 X 145.877 80.123 Continue 20 er of times the er of times the nce test by co Continue
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