Jason believes that the sales of coffee at his coffee shop depend upon the weather.He has taken a sample of 6 days.Below you are given the results of the sample.
a.Which variable is the dependent variable?
b.Compute the least squares estimated line.
c.Compute the correlation coefficient between temperature and the sales of coffee.
d.Is there a significant relationship between the sales of coffee and temperature? Use a .05 level of significance.Be sure to state the null and alternative hypotheses.
e.Predict sales of a 90 degree day.
Definitions:
Pavlov
A Russian physiologist best known for his work in classical conditioning, demonstrating the learned connection between stimuli and responses.
Conditioned Stimulus
An initially neutral signal that, upon being paired with an unconditioned stimulus, ultimately elicits a conditioned response.
Unconditioned Response
An automatic, natural reaction to a stimulus that occurs without any prior learning or conditioning.
Lightning
A natural electrical discharge of very short duration and high voltage that occurs between a cloud and the ground or within a cloud.
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