Your first statistical software assessment includes two sections in which you will do the following:
- Create two histograms.
- Calculate measures of central tendency and dispersion.
This will give you some experience with the data set.
Key Details and Instructions
Using the final and lowup variables in your grades.jasp data set, create two histograms and paste them into your Word document:
Variables below:
Variables and Definitions
Variable
Definition
Lowup
lower division =1; Upper division =2
Final
Final exam: number of correct answers
Variables here
Descriptive Statistics
Create:
- A histogram for lower division.
- A histogram for upper division.
HISTOGRAM ALREADY CREATED BELOW
Lower division Upper division
·
Briefly describe what a visual inspection of this output tells you about the shape of the distributions in a word document
Variables and Definitions
Variable
Definition
GPA
Previous grade point average
Quiz3
Quiz 3: number of correct answers
Create a descriptives table and paste it into your Word document.
TABLE BELOW:
Descriptive Statistics
GPA
QUIZ3
Mean
2.862
7.133
Std. Deviation
0.713
1.600
Skewness
-0.220
-0.078
Std. Error of Skewness
0.236
0.236
Kurtosis
-0.688
0.149
Std. Error of Kurtosis
0.467
0.467
Under the table:
- Report the mean, standard deviation, skewness, and kurtosis for GPA and quiz3.
- Briefly describe what skewness and kurtosis tell you about these data with regard to normality.
(THIS GOES INTO SAME WORD DOCUMENT)
Submit both sections of your assessment as an attached Word document using APA 7th edition 2 references for citation.