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A researcher wants to know whether people who own dogs are less likely to visit their doctor. A sample of dog owners is compared to a similar group of people (matched for age and health) who are not dog owners. The researcher records the number of visits to the doctor during the past two years for each person. The data is analyzed using SPSS and the following output is obtained: What do you conclude? Are people significantly less likely to visit the doctor when they own dogs? What is your p-value? What is your df?

A researcher wants to know whether people who own dogs are less likely to visit their doctor. A sample of dog owners is compared to a similar group of people (matched for age and health) who are not dog owners. The researcher records the number of visits to the doctor during the past two years for each person. The data is analyzed using SPSS and the following output is obtained: What do you conclude? Are people significantly less likely to visit the doctor when they own dogs? What is your p-value? What is your df?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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A researcher wants to know whether people who own dogs are less likely to visit their doctor. A sample of dog owners is compared to a similar group of people (matched for age and health) who are not dog owners. The researcher records the number of visits to the doctor during the past two years for each person. The data is analyzed using SPSS and the following output is obtained:

What do you conclude? Are people significantly less likely to visit the doctor when they own dogs?

What is your p-value?

What is your df?

 

 

Group Statistics Std. Deviation Std. Error Mean Dog_Ownership Mean doctor_visits no dog 8 7.8750 2.47487 .87500 dog owner 4.3750 .84383 8 2.38672 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Difference Sig. (2- tailed) Mean Difference Std. Error Difference F Sig. df Lower Upper Equal variances assumed doctor_visits .000 1.000 2.879 14 .012 3.50000 1.21560 .89280 6.10720 Equal variances not assumed 2.879 13.982 .012 3.50000 1.21560 .89248 6.10752
Transcribed Image Text:Group Statistics Std. Deviation Std. Error Mean Dog_Ownership Mean doctor_visits no dog 8 7.8750 2.47487 .87500 dog owner 4.3750 .84383 8 2.38672 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Difference Sig. (2- tailed) Mean Difference Std. Error Difference F Sig. df Lower Upper Equal variances assumed doctor_visits .000 1.000 2.879 14 .012 3.50000 1.21560 .89280 6.10720 Equal variances not assumed 2.879 13.982 .012 3.50000 1.21560 .89248 6.10752
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