Respuesta :
The existence of a correlation between the mean temperature and ice
cream sales, indicate that the data follows a particular pattern.
The statement that is true based on the given information is the option:
- The correlation between the two quantities should be fairly strong to strong.
Reasons:
The given relationship between the mean temperature and ice cream sales = Positive (or negative) correlation.
Therefore; based on the statement that there is a correlation between the
mean temperature and ice cream sales, we have;
- The option, the highest number of ice cream sales should be on the hottest day depends on if the correlation is a positive correlation, which is not stated.
- The option, there is a causation cannot be directly inferred because correlation does not mean causation.
- The option, a value of -9.8 for the slope can not be concluded because the slope is not given.
- The correlation coefficient is not given
Therefore, the true statement is ; The correlation between the two quantities should be fairly strong to strong.
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