Difference Between 2011 Order and 2010 Order

CLASS Skim 2% Milk Chocolate Bottled Water

Pre K -1 -5 0 1

KA -3 2 0 0

KB 0 3 5 1

KC 1 1 -1 -1

1A 3 1 0 -1

1B 1 -2 1 0

2A -4 -2 1 0

2B -2 -3 0 1

3A 0 4 2 -3

3B 5 3 -3 1

4A -2 0 0 1

4B -2 3 2 -3

5A 0 -1 -1 1

5B -8 2 4 -1

6A 2 -5 10 -1

6B 3 -3 2 2

7A -2 -4 -1 2

7B -1 1 -8 -1

8A -3 -3 -3 0

8B -2 7 0 1

-15 -1 10 0

2. Drinks orders have decreased in total (loss of 6). Is this a reflection of change in total student population?

Skim milk showed the biggest decrease of 15, 2% a small loss of 1, and chocolate milk the biggest increase of 10. Water held steady.

3. Biggest loss is in 7th grade, where 14 drink orders were lost. Sixth grade had the biggest gain of 10, but is due to increase in class size.

Second grade lost 9, while 3rd grade gained 9.

Percent change is the change divided by the original amount.

Skim milk showed the biggest decrease of 15, 2% a small loss of 1, and chocolate milk the biggest increase of 10. Water held steady.

4.0

Original Order (2010) Change % Change

Skim Milk 73 -15 -0.205479452

2% Milk 109 -1 0.009174312

Chocolate Milk 171 10 0.058479532

Water 31 0 0

5.0

A. Step 1: Figure out how many students ordered 2% white milk this year: 108

If students switched to skim milk, they'd save 50 calories per order or: 50*108

B. Students who order chocolate milk 181

Chocolate milk has 140 calories, so switching to water would save that much per order

BONUS

Pounds you would lose by making the changes in 5A and 5B, assuming 180 school days per year

Pounds Lost

5A: 2% white milk to skim milk 277.7142857

5B: chocolate to water 1303.2

Sum of Change per Class Sum of Change Per Grade

-5 -5

-1 8

9

0

3 3

0

-5 -9

-4

3 9

6

-1 -1

0

-1 -4

-3

6 10

4

-5 -14

-9

-9 -3

6

2. Drinks orders have decreased in total (loss of 6). Is this a reflection of change in total student population?

Skim milk showed the biggest decrease of 15, 2% a small loss of 1, and chocolate milk the biggest increase of 10. Water held steady.

3. Biggest loss is in 7th grade, where 14 drink orders were lost. Sixth grade had the biggest gain of 10, but is due to increase in class size.

Skim milk showed the biggest decrease of 15, 2% a small loss of 1, and chocolate milk the biggest increase of 10. Water held steady.

5400

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