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Yes, because there was a massive impact when they had a dog with them.

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Our result were published in a school. Most of the people who have dog company during their tests continued to get a high scores. Dog companion is now allowed in school while they’re taking test.

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Effects of having a pet dog on test performance

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7.1% moe - small error amount. Very reliable data

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I would have everybody do this test twice. Once with the dog and once without.

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100 people with dogs and 100 people who do not have a dog were randomly assigned to take a test.

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We can’t have a blind study, ou have to actually have a dog there.

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Our explanatory variable was which people will do good at their tests.

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People were chosen based on the school list by a random number generator.

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75% of people who have dog companion did great during test and only 10% of the people who doesn't have dog companion during the test improved.

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Tests without dogs.

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We will replicate this study with 200 new people, to confirm the results are valid and significant. And we will get a different test and probably study what kind of dog they have.

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Michael Gulley shared his experience as a subject in a study.

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Our experimental units were found by the school that we went and asked them if they can be a part of the test experiment that we're doing.

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We found 100 people with dogs and 100 people with no dogs. All were tested if they did good on a general knowledge test.