1.)what does it mean to say that two variables are negatively correlated
A.)When one variable increases, the other decreases.
B.)When variable increases, the other also
C.)When one variable decreases, the other also decfreases
D.)Both variables changes at the same rate
I choosed "B" but my mom is saying no im wrong its "D" who's correct?!
a
b
d
c
a
Scatter Plots: Comparing Variables
Responses saved. The final score is 5/5 (100%).
Multiple Choice
1. What does it mean to say that two variables are negatively correlated? (1 point)
Correct answer (1 pt) When one variable increases, the other decreases.
Unselected answer (0 pts) When one variable increases, the other also increases.
Unselected answer (0 pts) When one variable decreases, the other also decreases.
Unselected answer (0 pts) Both variables change at the same rate.
1 /1 point
Examine the data table below, which shows a list of employees at a company, how many years of higher education they have, and their current salary. Use this table to answer the following three questions.
Employee Name Years of Higher Education Current Salary
Joslyn Smith 6 $81,500
Heather Miller 2 $38,000
Marie Coolidge
2. Complete the missing data in the table above using the following information.
Marie Coolidge is a new employee. She has five years of experience in a similar job, where she was paid $45,000–$65,000. She has four years of higher education. Her current salary will be $55,000. (1 point)
Unselected answer (0 pts) 4, $45,000
Correct answer (1 pt) 4, $55,000
Unselected answer (0 pts) 5, $50,000
Unselected answer (0 pts) 5, $65,000
1 /1 point
3. Assuming that the data for all employees follows the same pattern, which kind of relationship is there between years of higher education and current salary? (1 point)
Unselected answer (0 pts) a clustered relationship
Unselected answer (0 pts) There is no relationship.
Unselected answer (0 pts) a negative correlation
Correct answer (1 pt) a positive correlation
1 /1 point
4. Which of the following is a variable in the data table above? (1 point)
Unselected answer (0 pts) previous salary
Unselected answer (0 pts) years of experience
Correct answer (1 pt) years of higher education
Unselected answer (0 pts) average salary
1 /1 point
5. Which kind of relationship is shown in the following scatter plot?
A graph with a x -axis and y-axis is shown. 5 black dots ranging from left-parenthesis 1 comma 9.8 right-parenthesis to left-parenthesis 9 comma 1.3 right-parenthesis in a downward slope. (1 point)
Correct answer (1 pt) negative correlation
Unselected answer (0 pts) positive correlation
Unselected answer (0 pts) a direct relationship
Unselected answer (0 pts) no trend
1 /1 point
The final score is 5/5 (100%).
1. A
2. B
3. D
4. C
5. A
Awsome Kid was correct 100% thank you!!
1. A - When one variable increases, the other decreases.
2. B - 4, $55,000
3. D - a positive correlation
4. C - years of higher education
5. A - negative correlation
1. A
2. B
3. D
4. C
5. A
6. A
7. B
8. A