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Getting to know you assignment

“Getting to Know You”                                 Name ___________________

Linear Investigation                                      Period ______ Date________

 

 

Number of Students

Introduction Time

 

 

 

 

 

 

 

 

 

 

1.) Complete the table to the right

with the date collected from

your class.

 

2.) Plot each of the ordered pairs:

(number of students, introduction

time) on your graph paper. 

Be sure to label your axes.

 

3.) Make a “spaghetti line” through

these points.

 

4.) Select two points on your line,

and write them below.

                                                (_____, _____) and (_____, _____)

 

5.) Show work to algebraically calculate the slope of your line.

 

 

 

 

6.) Is you slope positive or negative? _____________

     What does this mean in relation to this problem?

 

 

 

 

7.) Show work to write the equation of your line in slope intercept form.

 

 

 

 

8.) What does the x represent? _________________________________

     What does the y represent? _________________________________

 

9.) What is the y-intercept of your line? _______________

     What does that mean in relation to this problem?

 

 

                                                                                     

 

10.) Using your equation, determine how long it would take for 18 people to introduce themselves.

 

 

 

 

 

11.) Using your equation, determine how long it would take for 30 people to introduce themselves.

 

 

 

 

 

12.) Using your equation, determine how long it would take for 3400 students at McEachern High School to introduce themselves.

 

 

 

 

 

Convert this number to minutes.

 

 

 

Does this amount of time seem reasonable?  Why or why not?

 

 

 

13.) If it took 10 minutes (600 seconds) for a group of people to introduce themselves, about how many people would be in the group? Show your work.

 

 

 

 

 

14.) Show work to rewrite you equation in standard form.  (Ax + By = C)

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