Scenario/Research Question:How does exercise impact the serum sodium level in healthy young adults?

Variables:exercise - independent

serum sodium level - dependent

Population:healthy young adults

Null Hypothesis:There is no impact of exercise on serum sodium level in healthy young adults.

SPSS Output

Oneway

Descriptives

Serum Sodium

N

Mean

Std. Deviation

Std. Error

95% Confidence Interval for Mean

Minimum

Maximum

Lower Bound

Upper Bound

None

38

139.89

6.150

.998

137.87

141.92

130

152

Mild

38

138.74

5.001

.811

137.09

140.38

129

148

Moderate

13

140.54

7.078

1.963

136.26

144.82

131

152

Strenuous

11

135.82

7.209

2.173

130.98

140.66

125

146

Total

100

139.09

6.047

.605

137.89

140.29

125

152

ANOVA

Serum Sodium

Sum of Squares

df

Mean Square

F

Sig.

Between Groups

174.375

3

58.125

1.619

.190

Within Groups

3445.815

96

35.894

Multiple Comparisons

Serum Sodium

Bonferroni

(I) Exercise Level

(J) Exercise Level

Mean Difference (I-J)

Std. Error

Sig.

95% Confidence Interval

Lower Bound

Upper Bound

None

Mild

1.158

1.374

1.000

-2.54

4.86

Moderate

-.644

1.925

1.000

-5.83

4.54

Strenuous

4.077

2.051

.298

-1.45

9.60

Mild

None

-1.158

1.374

1.000

-4.86

2.54

Moderate

-1.802

1.925

1.000

-6.99

3.38

Strenuous

2.919

2.051

.948

-2.61

8.44

Moderate

None

.644

1.925

1.000

-4.54

5.83

Mild

1.802

1.925

1.000

-3.38

6.99

Strenuous

4.720

2.454

.345

-1.89

11.33

Strenuous

None

-4.077

2.051

.298

-9.60

1.45

Mild

-2.919

2.051

.948

-8.44

2.61

Moderate-4.720

2.454

.345

-11.33

1.89

Answer the following questions in space provided:

1. Interpretation
2. Accuracy of analysis selection and rationale