Question

Create a table of descriptive statistics with an appropriate tabular format (using APA) for Output A....

  1. Create a table of descriptive statistics with an appropriate tabular format (using APA) for Output A.

  1. STATISTICAL RESULTS: Report and statistically interpret the results with an appropriate tabular format and text. Create a table using APA See the Output B. [6 pt]

  1. DISCUSSION: Discuss what the results imply. [2 pt]

Output A. Descriptive statistics

Statistics

Exam Performance (%)

Exam Anxiety

N

Valid

103

103

Missing

0

0

Mean

56.57

74.3437

Median

60.00

79.0440

Std. Deviation

25.941

17.18186

Minimum

2

1.00

Maximum

100

100.00

Output B. Simple Linear Regression Results

Correlations

Exam Performance (%)

Exam Anxiety

Pearson Correlation

Exam Performance (%)

1.000

-.441

Exam Anxiety

-.441

1.000

Sig. (1-tailed)

Exam Performance (%)

.

.000

Exam Anxiety

.000

.

N

Exam Performance (%)

103

103

Exam Anxiety

103

103

Model Summary

Model

R

R Square

Adjusted R Square

Std. Error of the Estimate

1

.441a

.194

.186

23.397

a. Predictors: (Constant), Exam Anxiety

Coefficientsa

Model

Unstandardized Coefficients

Standardized Coefficients

t

Sig.

95.0% Confidence Interval for B

B

Std. Error

Beta

Lower Bound

Upper Bound

1

(Constant)

106.071

10.285

10.313

.000

85.667

126.474

Exam Anxiety

-.666

.135

-.441

-4.938

.000

-.933

-.398

a. Dependent Variable: Exam Performance (%)

Homework Answers

Answer #1

correlation between exam performance and exam anxiety is -0.44 (no stronger correlation)

as the correlation coefficient is negative we can interpret it as if exam anxiety increases exam performance decreases.

the coefficient of determination is 0.194. 19.4% of the variance in the response variable(exam performance) explained by the explanatory variables(exam anxiety).

the significant value is less than 0.05 hence the regression model predicts the dependent variable significantly well(i.e., it is a good fit for the data).

y(exam performance)=106.071-0.666x(exam anxiety)

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