** (Need someone who can complete this in 24 hours)**

Answer the following questions using the Week 6 Correlations Exercises SPSS Output provided in this week’s Learning Resources.

- What is the strongest correlation in the matrix? (Provide the correlation value and the names of variables)
- What is the weakest correlation in the matrix? (Provide the correlation value and the names of variables)
- How many original correlations are present on the matrix?
- What does the entry of 1.00 indicate on the diagonal of the matrix?
- Indicate the strength and direction of the relationship between body mass index (BMI) and physical health component subscale.
- Which variable is most strongly correlated with BMI? What is the correlational coefficient? What is the sample size for this relationship?
- What is the mean and standard deviation for BMI and doctor visits?
- What is the mean and standard deviation for weight and BMI?
- Describe the strength and direction of the relationship between weight and BMI.
- Describe the scatterplot. What information does it provide to a researcher?

Week 6 – Correlations SPSS Outputs

Descriptive Statistics

Mean Std. Deviation N

Number of doctor visits, past

12 mo

6.80 12.720 997

Body Mass Index 29.2226 7.37893 970

SF12: Physical

Health

Component

Score,

standardized

45.11422 10.840059 893

SF12: Mental Health

Component Score,

standardized

46.82843 10.806477 893

Correlations

Number of

doctor visits,

past 12 mo

Body Mass

Index

SF12: Physical

Health

Component

Score,

standardized

SF12: Mental

Health

Component

Score,

standardized

Number of doctor visits, past

12 mo

Pearson Correlation 1 .131** -.316** -.133**

Sig. (2-tailed) .000 .000 .000

N 997 967 890 890

Body Mass Index Pearson Correlation .131** 1 -.134** -.078*

Sig. (2-tailed) .000 .000 .022

N 967 970 866 866

SF12: Physical Health

Component Score,

standardized

Pearson Correlation -.316** -.134** 1 .168**

Sig. (2-tailed) .000 .000 .000

N 890 866 893 893

SF12: Mental Health

Component Score,

standardized

Pearson Correlation -.133** -.078* .168** 1

Sig. (2-tailed) .000 .022 .000

N 890 866 893 893

**. Correlation is significant at the 0.01 level (2-tailed).

*. Correlation is significant at the 0.05 level (2-tailed).

Scatterplot

Descriptive Statistics

Mean Std. Deviation N

Body Mass Index 29.2226 7.37893 970

Weight-pounds 171.4624 45.44083 971

Correlations

Body Mass

Index Weight-pounds

Body Mass Index Pearson Correlation 1 .937**

Sig. (2-tailed) .000

N 970 970

Weight-pounds Pearson Correlation .937** 1

Sig. (2-tailed) .000

N 970 971

**. Correlation is significant at the 0.01 level (2-tailed).