Answer:
IQ and head size are positively correlated.
Explanation:
Correlational research: In scientific and psychological research, The term, "correlational research" is determined as one of the different types of "non-experimental research" methods in which an investigation, researcher, or experimenter tend to measure or evaluate two different variables and therefore assess and understands the "statistical relationship" between the given variables in the absence of any influence from the extraneous variable.
Positive correlation: Relationship between two different variables that move in a similar direction.
In the question above, Joshua can conclude IQ and head size are being positively correlated.
<u>Answer:
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The one thing that is wrong with Mr. Jacobs' conclusion is that he has failed to consider that there can be other possible explanations for his results.
<u>Explanation:
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- The fact that Mr. Jacobs conducted a 're-test' with the same questions in the test can be deemed to be a possibility behind the results of the tests having come out positive.
- Other than that, it can be considered that not the new method of physical education, but some other activity done by the students over the span of 8 months might have made the students better at the test.
They can boil old nasty "gray water", or they can make a desalinator and remove the salt which works kinda like a moonshine still by boiling the water and then cooling the steam down and out the other end comes fresh water, or they can catch rain water.
