Measles and MumpsA researcher wishes to see if there is a relationship between the number of reported cases of measles and mumps for a recent 5 -year period. Is there a linear relationship between the two variables?
(a) Draw the scatter plot for the variables.
(b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places.
(c) State the hypotheses.
(d) Test the significance of the correlation coefficient at
, using The Critical Values for the PPMC Table.
▼(Choose one) the null hypothesis.
(e) Give a brief explanation of the type of relationship.
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