1.An instructor is interested in finding out how the number of patients in OPD on a given day is related to the mean temperature that day. A random sample of 10 days was used for the study. The following data indicate the number of patients appeared (PTA) in OPD and the mean temperature (Temp) for each day.

PTA:8754235689

TEMP10202530404550555960

a.State the dependent (Y) variable and the independent (X) variable.

b.Draw a scatter diagram of these variables. Then verify the pattern using the value of r.

c.Does the relationship between the variables appear to be linear or curvilinear?

d.What type of curve could you draw through the data?

e.What is the logical explanation for the observed relationship?