Answer:
7. Positive association
8. No association
Step-by-step explanation:
7. In this scatterplot, the points form a rough line that goes higher as the x values increase. In other words, it's tilting up, and its slope is positive. This signifies a positive association or correlation.
8. In this scatterplot, there seems to be no particular pattern; the points are random. Notice how there is no rough line or shape formed by these points. Since there is no relationship between "Salary" and "Height," there is no association or correlation.
Answer:
c. 60
Step-by-step explanation:
Given
--- sample

Required
Determine the degrees of freedom (df)
This is calculated as:



Answer:no
Step-by-step explanation:
no
Answer:
The price of the calculator was $85.99
Step-by-step explanation:
- Equation: 65.49 + x = 151.48
- Subtract: x = 85.99
Answer:
There's something called Mathaway and it'll help you with this