Question 1

Histogram: Distribution of Employee Satisfaction
Observations and Analysis

There is a large group of unhappy employees with satisfaction level between 0.1 and 0.11.

Question 2

Box Plot: Last Evaluation Scores
Observations and Analysis

Distribution is skewed slightly towards lower scores.

Question 3

Comparative Box Plot: Monthly Hours by Department
Observations and Analysis

Management has the highest median monthly hours and the smallest spread.

Question 4

Pie Chart of Frequencies: Attrition by Salary Level
Observations and Analysis

Attrition could be inflated among lower salary employees because there is likely a greater volume of lower salary employees compared to higher salary employees.

Question 5

Bar Plot of Averages: Average Satisfaction by Department
Observations and Analysis

HR and Accounting have the lowest satisfaction levels.