Descriptive Question: Exam Anxiety in Students (Exam Anxiety.sav dataset): What

Question

Descriptive Question: Exam Anxiety in Students (Exam Anxiety.sav dataset): What are exam performance scores of students?

Explain why the analysis you ran is the appropriate analysis to answer the descriptive question.

Case Processing Summary Cases Missing Total Valid Percent Percent Percent 0 103 100.0% 0.0% 103 100.0% Exam Performance Descriptives Statistic Std. Error 56.57 2.556 Exam Performance Mean 95% Confidence Interval for Lower Bound 51.50 Mean Upper Bound 61.64 5% Trimmed Mean 57.09 60.00 Median 672.914 Variance 25.941 Std. Deviation Minimum 100 Maximum 98 Range 40 Interquartile Range 373 .238 Skewness 852 472 Kurtosis

Explanation / Answer

The data is not given in the question . However , based on the analysis , it is evident that the anxiety scores are measured on a numeric scale. Hence , we can carry out the descriptive stats of the data or basically calculate the 5 point summary statisitcs

The mean score is 56.57 bounded by 51.5 and 61.6 . This tells us where the true mean of the anxiety scores would lie , with the 95% confidence

The histogram tells us the distribution of the data and is not close to Normal distribution

The exact number of the data can be formed using the steam and the leaf diagram. We can pick 1 stem and leaf row and formed numbers as

for example the first row of the stem leaf is 02,05,05,07 and likewise

The box plot gives us the 1st quartile, median , 3rd quartile and the whiskers cover the entire data.

The middle black line is at 60 and represent the median of the data, this can be confirmed from the first table data

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