Chapter 9.2, Problem 22P

(a)

To determine

Identify whether the straight line would be a good fit for data or not.

Explain whether the y values seem almost to explode as time goes on or not.

(b)

To determine

Compare the Excel graph of the scatter diagram for $\left(x,y\text{'}\right)$ with diagram used in part (a).

Identify the graph that appears to better fit a straight line.

(c)

To determine

Verify the linear regression equation for the $\left(x,y\right)$ by using calculator.

Verify the sample correlation coefficient r by using calculator.

(d)

To determine

Verify the linear regression equation for the $\left(x,y\text{'}\right)$ by using calculator.

Verify the sample correlation coefficient r by using calculator.

(e)

To determine

Find the value of $\alpha$.

Find the value of $\beta$.

Find the exponential growth equation for our strain of bacteria.