The blood pressure measurements of a single patient were taken by twelve different medical student and the results are listed below. construct a scatterplot, find a linear correlation coefficient r, and find the p-value using a=0.05. Is there sufficient evidence to conclude that there is a linear correlation between systolic measurments and diastolic measurments? systolic_(x) diastolic_(y)
136 92
130 91
140 101
120 82
124 88
124 81
128 83
132 83
133 84
144 95
140 103
139 91
a. What are the null ,alternative hypothesis?
b. Construct a scatterplot
c. the linear correlations coefficient r is?
d. the test statistic T is?
e. THe p-value?