Report To The Cookie Company

Report to the Cookie Company You are to write a report to the cookie company summarizing your results and your recommendations for what should be the next step for testing. Remember that the variables that can be controlled have been listed on the board. They are also listed below. Complete these steps before writing your report. (Put them in your ISN) Analyze the class data: mean, median, mode, and range (leaf and stem if you know how). Write a question to turn Sinking Lincoln into a controlled experiment. Fill in the independent variable. Just fill in the blank: What is the effect of ____________________________________ on the number of drops that will fit on a penny? Identify the controlled variables, the independent variable and the dependent variable. Use the chart to help you. Controlled variables Same size pipette Angle pipette is held Water Penny Heads Paper towel Graduated cylinder

Independent variable Choose any one of the controlled variables that you want to change. Use the list to fill in the blank.

Dependent variable Number of drops of water

Your report should summarize both rounds of testing/observations, the data from both investigations, your data analysis for the group data and your recommendations for what should be the next step for testing. Your next steps should be based on the question that you write. I do want FRIESS with that. The rubric should help you determine if your work is ready to be submitted.

Rubric for Report to Cookie Company 3 2 Data Analysis

Recommendations for next steps

Evidence of a stem and leaf plot along with the mean, median, mode and range for the class data used as support for the next steps in the report. Includes a review or summary of both investigations and class data

1

0

Mean, median, mode, and range used to support next steps in the report.

Some use of mean, median, mode, and range in the report.

No evidence of statistical analysis used in the report.

Includes a review or summary of investigations or class data

Attempts to review testing or data or both but leaves many questions unanswered.

No evidence of recommendations

This activity is worth 20 points. The table will show you how points earned will translate into an appropriate score. Score Earned Letter Percent Points Recorded in according to Grade of total Gradebook rubric Equivalent possibl e points 6 A+ 100 20 5 A 95 19 4 B 85 17 3 C 75 15 2 D 65 13 1 D60 12 0 but report F 50 10 submitted