Measles and Mumps A 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 ?

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Measles and Mumps A 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 ?

Measles cases (x)  49 130 61 54 220
Mumps cases (y) 817 454 2002 2552 388
Part: 3/5
Part 4 of 5
(d) Test the significance of the correlation coefficient at a=0.05, using 9 The Critical Values for the PPMC Table.
Critical values:± |
(Choose one) ▼ the null hypothesis.
Part: 4 /5
Part 5 of 5
(e) Give a brief explanation of the type of relationship.
There (Choose one) V sufficient evidence to conclude that a significant linear relationship exists between the number of
reported cases of measles and mumps.
Transcribed Image Text:Part: 3/5 Part 4 of 5 (d) Test the significance of the correlation coefficient at a=0.05, using 9 The Critical Values for the PPMC Table. Critical values:± | (Choose one) ▼ the null hypothesis. Part: 4 /5 Part 5 of 5 (e) Give a brief explanation of the type of relationship. There (Choose one) V sufficient evidence to conclude that a significant linear relationship exists between the number of reported cases of measles and mumps.
Part: 1/5
Part 2 of 5
(b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places.
r=
Part: 2/5
Part 3 of 5
(c) State the hypotheses.
H :
O=0
O#0
O<O
H :
Transcribed Image Text:Part: 1/5 Part 2 of 5 (b) Compute the value of the correlation coefficient. Round your answer to at least three decimal places. r= Part: 2/5 Part 3 of 5 (c) State the hypotheses. H : O=0 O#0 O<O H :
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