A survey asks questions about one\'s happiness and health. One would think that
ID: 3324976 • Letter: A
Question
A survey asks questions about one's happiness and health. One would think that health plays a role in one's happiness. Use the data in the accompanying table to determine whether healthier people tend to also be happier. Treat level of health as the explanatory variable.
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Create a conditional distribution for the data.
Level of Health
Level of Happiness
Poor
Fair
Good
Excellent
Not too happy
Pretty happy
Very happy
Total
(Round to three decimal places as needed.)
Use the conditional distribution to determine if healthier people tend to be happier. Choose the correct answer below.
Poor Fair Good Excellent
Not too happy 685 1,386 1,629 732
Pretty happy 940 3,817 9,642 5,185
Very happy 345 1,372 4,520 5,085
Level of Health
Level of Happiness
Poor
Fair
Good
Excellent
Not too happy
Pretty happy
Very happy
Total
Explanation / Answer
for conditional distribution for the data with level of health as the explanatory variable ; we need to divide each cell with column total. therefore below is conditional distribution:
revert for any clarification required.
Level of Happiness Poor Fair Good Excellent Not too happy 0.351 0.209 0.103 0.066 Pretty happy 0.475 0.581 0.611 0.471 Very happy 0.174 0.210 0.286 0.462 Total 1 1 1 1Related Questions
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