Thursday

September 18, 2014

September 18, 2014

Posted by **bria** on Friday, July 13, 2012 at 8:06pm.

40 11

36 9

30 10

27 5

24 12

a. draw a scatter diagram (completed)

b. does there appear to be a correlation between age and number days in the hospital? no Find the r value for this problem to verify your answer? R=.16

c what is the regression equation for the data? y=.07+7.35

The book has 0.065x+7.35 how did they get that answer.

d.use the equation to predict the length of stay for a patient who is 32 years old. do you beleive this predicaiton is reliable? why or why not?

I am not sure how to solve d.

**Answer this Question**

**Related Questions**

statistic - age days in hospital 40 11 36 9 30 10 27 5 24 12 a. draw a scatter ...

statistics - Please Help! My book and instructor are no help. Please help me ...

statistics - Given the following scatter diagram , the sample correlation ...

statistics in psychology - 11. Make up a scatter diagram with 10 dots for each ...

math - A. Draw a scatter plot B. Find the value for r. C. Test the significance ...

Statistics - Make a scatter diagram with 10 dots showing a perfect positive ...

statistics - A sociologist is interested in the relation between x = numberof ...

Healthcare Statistic - The difference between inpatient service days and ...

Math - Jade counted the number of the students on each sports time at her school...

statistic - what type of correlation would you expect to exist between people's ...