WHO’S THE BEST SHOT?

Winter 2007Robert Cornish

Introduction• Issue: Which of my two sons is a more

accurate shooter

• Hypothesis: The older boy will be more

accurate

• Importance: I want to know who is more

likely to shoot me in an air

soft war

Data Collection Process

• Both boys used the same gun

• Shot 10 pellets at cardboard target from 15, 20, 25, 30 feet away

• Each shot was marked and measured in inches from bulls eye

Box and Whisker Plots(from 25 feet)

0” 2”1” 3”

Older boy

Younger boy

4” 5”

Histogram (from 25 feet)

0

1

2

3

4

5

6

7

8

0"- 1" 1"- 2" 2"- 3" 3"- 4" 4"- 5"

Distance from bulls eye

Qua

ntity

of s

hots

Older

Younger

Accuracy(the mean)

0

1/2

1

1 1/2

2

2 1/2

3

3 1/2

Distance from target (feet)

Dis

tanc

e fr

om

bulls

eye

(in

ches

)

Older

Younger

15 20 25 30

Conclusions• Who is the best shot?

• Hypothesis: The older boy is the best shot

• Who is more likely to shoot me in a war?

• The older boy is a more accurate shooter

• If the older boy is within 30 feet of me and wants to hit me, he probably will

Sniper

The Winner