Question
In: Statistics and Probability
A company wants to study the relationship between an employee's length of employment (x) and their number...
A company wants to study the relationship between an employee's length of employment (x) and their number of workdays absent (y). The company collected the following information on a random sample of seven employees.
|
# of days absent(x) |
2 |
3 |
3 |
5 |
7 |
7 |
8 |
|
# of years of employment (y) |
5 |
6 |
9 |
4 |
2 |
2 |
0 |
a. Calculate the correlation coefficient r between y and x and determine if the relationship is positive or negative.
b. Find the equation of the least squares regression line.
c. Predict the number of workdays absent for an employee who has been employed for 10 years.
Solutions
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orchestra answered 1 year agoRelated Solutions
A company wants to study the relationship between an employee's length of employment and their number...
A company wants to study the relationship between an employee's
length of employment and their
number of workdays absent. The company collected the following
information on a random sample of
seven employees.
Number of workdays absent 4,2,3 , 5, ,7 ,7 8
length of employment(in yrs) 10, 5, 9 , 2 , 2 ,2 0
1. in this problem whuch is the dependent variable, what is the
correlation? and interpret its meaning.
what is the coefficient of determination? interpret its...
A company wants to study the relationship between an employee's length of employment and their number...
A company wants to study the
relationship between an employee's length of employment and their
number of workdays absent. The company collected the following
information on a random sample of seven employees.
Number of Workdays Absent
2
3
3
5
7
7
8
Length of Employment (in yrs)
5
6
9
4
2
2
0
What is the independent variable (X)?
What is the dependent variable (Y)?
What is the slope of the linear equation?
What is the Y intercept...
Use the following to answer questions: A company wants to study the relationship between an employee's...
Use the following to answer questions: A company wants to study
the relationship between an employee's length of employment and
their number of workdays absent. The company collected the
following information on a random sample of seven employees.
Number of Workdays Absent
2
3
3
5
7
7
8
Length of Employment (in yrs)
5
6
9
4
2
2
0
1.What is the independent variable (X)?
2.What is the dependent variable (Y)?
3.What is the slope of the linear...
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Waterbury Insurance Company wants to study the relationship between the amount of fire damage and the...
Waterbury Insurance Company wants to study the relationship
between the amount of fire damage and the distance between the
burning house and the nearest fire station. This information will
be used in setting rates for insurance coverage. For a sample of 30
claims for the last year, the director of the actuarial department
determined the distance from the fire station (x) and the amount of
fire damage, in thousands of dollars (y). The MegaStat output is
reported below. ANOVA table...
Waterbury Insurance Company wants to study the relationship between the amount of fire damage and the...
Waterbury Insurance Company wants to study the relationship
between the amount of fire damage and the distance between the
burning house and the nearest fire station. This information will
be used in setting rates for insurance coverage. For a sample of 30
claims for the last year, the director of the actuarial department
determined the distance from the fire station (x) and the
amount of fire damage, in thousands of dollars (y). The
MegaStat output is reported below.
ANOVA table...
Waterbury Insurance Company wants to study the relationship between the amount of fire damage and the...
Waterbury Insurance Company wants to study the relationship
between the amount of fire damage and the distance between the
burning house and the nearest fire station. This information will
be used in setting rates for insurance coverage. For a sample of 30
claims for the last year, the director of the actuarial department
determined the distance from the fire station (X) and the
amount of fire damage, in thousands of dollars (Y). The
MegaStat output is reported below.
ANOVA table...
Waterbury Insurance Company wants to study the relationship between the amount of fire damage and the...
Waterbury Insurance Company wants to study the relationship
between the amount of fire damage and the distance between the
burning house and the nearest fire station. This information will
be used in setting rates for insurance coverage. For a sample of 30
claims for the last year, the director of the actuarial department
determined the distance from the fire station (x) and the amount of
fire damage, in thousands of dollars (y). The MegaStat output is
reported below.
ANOVA table...
Waterbury Insurance Company wants to study the relationship between the amount of fire damage and the...
Waterbury Insurance Company wants to study the relationship
between the amount of fire damage and the distance between the
burning house and the nearest fire station. This information will
be used in setting rates for insurance coverage. For a sample of 30
claims for the last year, the director of the actuarial department
determined the distance from the fire station (x) and the
amount of fire damage, in thousands of dollars (y). The
MegaStat output is reported below.
ANOVA table...
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