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
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section: Chapter Questions
Problem 25SGR
Related questions
Question
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](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fcfbbf266-e407-4e77-a7a0-27ac7b9107c6%2F04529aaa-8c13-4923-b325-b56b508bf1bc%2Fwd4fyn_processed.png&w=3840&q=75)
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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