Okay, so a bar diagram is most useful to record data. To check your work you input you're data on the x axis and on the Y axis you put the numbers which support your data.
Hope I Helped =)
Answer: 48 minutes
Step-by-step explanation:
If there are 7 people painting 7 walls, we can assume that 1 person is painting 1 wall. Altogether they can each paint in 48 minutes.
If there are 20 people painting 20 walls, it would also equal 48 minutes because each person can paint in that time.
Answer:
Option D is correct.
Step-by-step explanation:
Regression analysis determines the relationship between 2 or more variables by examining the influence of independent variables on a dependent variable.
Few requirements for regression analysis are like - quantitative data condition, the outlier condition, error independence etc.
The following is not a requirement for regression analysis:
D:The method for regression analysis line is not robust. It is seriously affected by a small departure from a normal distribution.
Rectangles or any quadrilateral
