Practice Problems Differentiating between relationship problems that use the following methods: Parametric Nonparametric
Parametric or non parametric relationship practice problems
Jul 21, 2015
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Practice Problems
Differentiating between relationship problems that use the following methods:
Parametric Nonparametric
Problem #1
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Advance the slide to see the options
Students
Blood Pressure
Readings (Skewness = .08)
Age(Skewness = -.13)
1 75 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Advance the slide to see the answer
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Skewness = .08)
Age(Skewness = -.13)
1 75 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Advance the slide to see the explanation
Which is it?Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Skewness = .08)
Age(Skewness = -.13)
1 75 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Advance the slide to the next problem
Age is scaled and normally distributed
Blood Pressure is scaled and normally distributed
Explanation
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Skewness = .08)
Age(Skewness = -.13)
1 75 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Problem #2
The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and gender.
Advance the slide to see the options
Students Blood Pressure
Reading
(Skewness = .23)
Gender
(1,2)
1 75 1
2 85 1
3 85 2
4 95 1
5 95 1
6 97 1
7 97 2
8 97 2
9 102 2
10 102 1
11 102 2
12 102 1
13 110 2
14 115 1
15 115 2
16 120 1
17 120 2
18 125 1
Advance the slide to see the answer
The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and gender.
Students Blood Pressure
Reading
(Skewness = .23)
Gender
(1,2)
1 75 1
2 85 1
3 85 2
4 95 1
5 95 1
6 97 1
7 97 2
8 97 2
9 102 2
10 102 1
11 102 2
12 102 1
13 110 2
14 115 1
15 115 2
16 120 1
17 120 2
18 125 1
Which is it?
ParametricNon-
Parametric
The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and gender.
Advance the slide to see the explanation
Students Blood Pressure
Reading
(Skewness = .23)
Gender
(1,2)
1 75 1
2 85 1
3 85 2
4 95 1
5 95 1
6 97 1
7 97 2
8 97 2
9 102 2
10 102 1
11 102 2
12 102 1
13 110 2
14 115 1
15 115 2
16 120 1
17 120 2
18 125 1
Which is it?
ParametricNon-
Parametric
The director of a health clinic has asked you see if there is a relationship between systolic blood pressure and gender.
While the blood pressure variableis scaled and normally distributed,
the gender variable is nominal.
Explanation
Which is it?
Students Blood Pressure
Reading
(Skewness = .23)
Gender
(1,2)
1 75 1
2 85 1
3 85 2
4 95 1
5 95 1
6 97 1
7 97 2
8 97 2
9 102 2
10 102 1
11 102 2
12 102 1
13 110 2
14 115 1
15 115 2
16 120 1
17 120 2
18 125 1
ParametricNon-
Parametric
Advance the slide to the next problem
Problem #3
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Advance the slide to see the options
Students
Blood Pressure
Readings (Skewness =
3.32)
Age(Skewness = -.13)
1 5 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Advance the slide to see the answer
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Skewness = .08)
Age(Skewness = -.13)
1 75 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Students
Blood Pressure
Readings (Skewness =
3.32)
Age(Skewness = -.13)
1 5 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Advance the slide to see the explanation
Which is it?Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Skewness =
3.32)
Age(Skewness = -.13)
1 5 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
Advance the slide to the next problem
While both variables are scaledand Age is normally distributed,Blood Pressure is skewed (3.32)
Explanation
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their systolic blood pressure.
Which is it?
Students
Blood Pressure
Readings (Skewness =
3.32)
Age(Skewness = -.13)
1 5 33
2 85 47
3 85 31
4 95 32
5 95 43
6 97 25
7 97 48
8 97 52
9 102 65
10 102 54
11 102 59
12 102 70
13 110 62
14 115 46
15 115 65
16 120 77
17 120 52
18 125 79
ParametricNon-
Parametric
Problem #4
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their nationally ranked systolic blood pressure.
Advance the slide to see the options
Students
Blood Pressure
Readings (Nationally
Ranked)
Age(Skewness = -.13)
1 22nd 33
2 34th 47
3 54th 31
4 49th 32
5 50th 43
6 51st 25
7 54th 48
8 55th 52
9 76th 65
10 77th 54
11 78th 59
12 79th 70
13 80th 62
14 81st 46
15 82nd 65
16 95th 77
17 97th 52
Advance the slide to see the answer
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their nationally ranked systolic blood pressure.
Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Nationally
Ranked)
Age(Skewness = -.13)
1 22nd 33
2 34th 47
3 54th 31
4 49th 32
5 50th 43
6 51st 25
7 54th 48
8 55th 52
9 76th 65
10 77th 54
11 78th 59
12 79th 70
13 80th 62
14 81st 46
15 82nd 65
16 95th 77
17 97th 52
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their nationally ranked systolic blood pressure.
Advance the slide to see the explanation
Which is it?Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Nationally
Ranked)
Age(Skewness = -.13)
1 22nd 33
2 34th 47
3 54th 31
4 49th 32
5 50th 43
6 51st 25
7 54th 48
8 55th 52
9 76th 65
10 77th 54
11 78th 59
12 79th 70
13 80th 62
14 81st 46
15 82nd 65
16 95th 77
17 97th 52
The director of a health clinic has asked you to determine if there is a relationship between patients’ age and their nationally ranked systolic blood pressure.
Advance the slide to the next problem
Because one of the variables isranked – the method
will be parametric.
Explanation
Which is it?
ParametricNon-
Parametric
Students
Blood Pressure
Readings (Nationally
Ranked)
Age(Skewness = -.13)
1 22nd 33
2 34th 47
3 54th 31
4 49th 32
5 50th 43
6 51st 25
7 54th 48
8 55th 52
9 76th 65
10 77th 54
11 78th 59
12 79th 70
13 80th 62
14 81st 46
15 82nd 65
16 95th 77
17 97th 52
Problem #5
A political think take wants to determine if there is relationship between gender and support of Proposition “X”.
Advance the slide to see the options
Students Support (1) or Oppose (2)
Proposition “X”
Gender
(1,2)
1 1 1
2 1 1
3 2 2
4 1 1
5 1 1
6 2 1
7 1 2
8 2 2
9 2 2
10 1 1
11 2 2
12 1 1
13 1 2
14 2 1
15 2 2
16 1 1
17 2 2
18 2 1
Advance the slide to see the answer
A political think take wants to determine if there is relationship between gender and support of Proposition “X”.
Which is it?
ParametricNon-
Parametric
Students Support (1) or Oppose (2)
Proposition “X”
Gender
(1,2)
1 1 1
2 1 1
3 2 2
4 1 1
5 1 1
6 2 1
7 1 2
8 2 2
9 2 2
10 1 1
11 2 2
12 1 1
13 1 2
14 2 1
15 2 2
16 1 1
17 2 2
18 2 1
A political think take wants to determine if there is relationship between gender and support of Proposition “X”.
Advance the slide to see the explanation
Which is it?
ParametricNon-
Parametric
Students Support (1) or Oppose (2)
Proposition “X”
Gender
(1,2)
1 1 1
2 1 1
3 2 2
4 1 1
5 1 1
6 2 1
7 1 2
8 2 2
9 2 2
10 1 1
11 2 2
12 1 1
13 1 2
14 2 1
15 2 2
16 1 1
17 2 2
18 2 1
A political think take wants to determine if there is relationship between gender and support of Proposition “X”.
Because both variables arenominal.
Explanation
Which is it?
ParametricNon-
Parametric
The End
Students Support (1) or Oppose (2)
Proposition “X”
Gender
(1,2)
1 1 1
2 1 1
3 2 2
4 1 1
5 1 1
6 2 1
7 1 2
8 2 2
9 2 2
10 1 1
11 2 2
12 1 1
13 1 2
14 2 1
15 2 2
16 1 1
17 2 2
18 2 1
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