
High School students and teachers

Our population consist of 1,000 people

Our sample was a number of 20 people

We found the people we surveyed in
class and at lunch

We decided how to survey people by
convenience sampling
Our survey looked like this:
Directions: We are taking this survey to see what restaurants we can put in
Charlotte County. Rate each restaurant one through twelve. One is being the
best and twelve being the worst. You can only use the number ONCE.
Applebee’s ______
Outback Steak House ______
Red Lobster ______
Golden Corral ______
Ruby Tuesday _______
TGI Friday’s _______
Cracker Barrel ______
Shoney’s ______
Country Kitchen ______
Country Cooking _______
Olive Garden _______
Hibachi _______
Min
Q1
Med
Q3
Max
Mean
Var
St. Dev.
1
2
3.5
6.5
12
4.5
9.61
3.1
Outback
Steakhous
e
2
5
5.5
7.5
11
6
6.25
2.5
Red
Lobster
1
3
4
6
9
4.35
4.84
2.2
Golden
Corral
1
2
6
8
10
5.3
9.61
3.1
Ruby
Tuesday
2
4
6.5
8
12
6.25
8.41
2.9
TGI
Friday’s
1
3.5
6.5
8
10
5.95
7.29
2.7
Cracker
Barrel
3
7
9
10
12
8.25
6.25
2.5
Shoney’s
3
6.5
10
11.5
12
8.85
8.41
2.9
Country
Kitchen
4
8
11
11
12
9.5
5.29
2.3
Country
Cookin
1
6
10.5
11.5
12
8.9
11.56
3.4
Olive
Garden
1
3
4.5
8
12
5.4
11.56
3.4
Hibachi
1
1.5
2.5
8
12
4.75
14.44
3.8
Applebee
’s

There was a bias in our data

We wasn’t able to avoid the bias
If we was to re-do it, we would change
the bias and survey more people so
everyone would have an equal chance
to answer it
 We would change it so we would
change it so we wouldn’t have a bias


The restaurant people liked the most is:
› Hibachi

The restaurant people like least is:
› Country Cookin