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Correlation Coefficient
Page 2
Questions (155)
For questions 3–4, use your calculator to create a scatter plot and line of best fit for the following set of data:
Average
1 answer
asked anonymously
70 views
Test the significance of the correlation coefficient r at a=0.05 for the data below.
X values 59, 65, 73, 80, 89 Y values 97,
2 answers
asked by
Lea
1,134 views
The data below are the final exam scores of 10 randomly selected statistics students and the number of hours they studied for
2 answers
asked by
milly
1,097 views
The value of the correlation coefficient can be between 0 and 1.True or false?
3 answers
asked by
jassi
1,025 views
What is the significance of a correlation coefficient of 0.3?
a. The points all lie very close to the line of fit, and the line
6 answers
asked by
Tanyashand
62 views
You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for your
1 answer
asked anonymously
16 views
A set of n = 5 pairs of X and Y values has SX = 10, SY = 20, and SXY = 10. For this set of scores, what is the value of SP?
1 answer
asked by
meka
942 views
The value of the correlation coefficient can be between 0 and 1.
2 answers
asked by
Matt
851 views
Select the best interpretation of the correlation coefficient r = -.87
2 answers
asked by
Scott
788 views
Consider the following table and use the formulas that are given for computing the correlation coefficient. (Give your answer
2 answers
asked by
tracy
808 views
y=-39,973.29
The correlation coefficient r is
1 answer
asked by
jam
32 views
A linear regression equation of best fit between a student's attendance and the degree of success in school is h = .5x + 68.5.
2 answers
asked by
Kyler
611 views
A sudent is analyzing data from an experiment using a linear model. when the student entered the data into his calculator and
2 answers
asked by
luckybee
591 views
What is the
correlation coefficient for the set of data? Round your answer to the nearest thousandth. (1 point) 0.014 0.989 0.075
1 answer
asked by
trippie
35 views
There is a table of AVERAGE monthly temperatures of two different areas of the same city.
A scatterplot of the data is made to
2 answers
asked by
Jon
576 views
In the correlation coefficient, what is the difference between r^2 and r? I know the correlation coefficient is r, and to find r
2 answers
asked by
Carly
529 views
Tasha examined the correlation between the weight and fuel economy of the 20 top-selling cars. She observed that the coefficient
2 answers
asked by
Casey
533 views
find the value for the correlation coefficient r.
x 5 1 4 2 3 y 5 10 12 4 8
4 answers
asked by
yorkie16
527 views
The correlation coefficient between X and Y is the same as the correlation coefficient between Y and X: True or False
- I believe
1 answer
asked by
Tom
527 views
Note: Your teacher will grade your responses to the follow questions to ensure you receive proper credit for your answers.
You
1 answer
asked by
u dont know me
73 views
I have just a couple questions I have trouble understanding... can someone please help me?
The data below indicate the rankings
1 answer
asked by
Crystal
510 views
I'm trying ti find the correlation coefficient for the following:
The scores of 10 students on their midterm exam (x) and on
1 answer
asked by
Tony
471 views
r^2
the corelation squared measures how well the y hat is than just using y bar or the other way around... I don't remeber what
2 answers
asked by
Statistics
492 views
Suppose you and a friend each take different random samples of data pairs (x,y) from the same population. Assume the samples are
1 answer
asked by
Trish
478 views
Select the best interpretation of the correlation coefficient r = 0.
1 answer
asked by
Eric
455 views
Using a scatter diagram with x(age in weeks) of calves and y (weight in kg) and the info is as follows
Week 1 /42kgs Week 3 /50
1 answer
asked by
Gretchen
455 views
If the correlation coefficient of the data set is -1, how confident can you be that the predicted value will be reasonably close
1 answer
asked anonymously
33 views
For questions 3–4, use your calculator to create a scatter plot and line of best fit for the following set of data:
Average
1 answer
asked by
n
75 views
What is the significance of a correlation coefficient of 0.3?
(1 point) The points all lie very close to the line of fit, and the
1 answer
asked by
John
55 views
What correlation coefficient (r) would indicate no correlation?
A 0 B Undefined C -1 D 1
1 answer
asked anonymously
24 views
For questions 3–4, use your calculator to create a scatter plot and line of best fit for the following set of data: Average
1 answer
asked anonymously
60 views
what is the correlation coefficient for the set of data round your answers to the nearest thousandth
1 answer
asked anonymously
35 views
wrewrite
The correlation coefficient alone is not sufficient to determine whether the predicted value will be reasonably close to
1 answer
asked anonymously
44 views
wrewrite\
Relying solely on the correlation coefficient is inadequate for assessing the degree of accuracy between predicted and
1 answer
asked anonymously
42 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked anonymously
67 views
The correlation coefficient for your data set is -0.833. Can you be confident that your predicted value will be reasonably close
1 answer
asked anonymously
91 views
Question
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice
1 answer
asked by
larry donnell brass
36 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked by
u dont know me
47 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked anonymously
26 views
The correlation coefficient r is
select: 0.978 0.978. (Round to three decimal places as needed.)
1 answer
asked anonymously
24 views
What correlation coefficient (r) would indicate no correlation?
A. 1 B. Undefined C. -1 D. 0
1 answer
asked by
jedidiah
9 views
Which correlation coefficient would indicate the strongest relationship between two variables?
A. r = 0.8419 B. r = 0.5009 C. r =
1 answer
asked anonymously
13 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
3 answers
asked anonymously
36 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked anonymously
36 views
correlation coefficient for your data set is -0.833. Can you be confident that your predicted value will be reasonably close to
1 answer
asked by
..
26 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked by
trippie
54 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
3 answers
asked anonymously
36 views
For questions 3–4, use your calculator to create a scatter plot and line of best fit for the following set of data:
Average
1 answer
asked anonymously
25 views
Choose ,begin emphasis,all,end emphasis, values of the correlation coefficient, r, that indicate a strong, but not perfect,
1 answer
asked anonymously
40 views
The table below shows the temperature (in degrees) for eight consecutive days as well as the respective number of ice cream
1 answer
asked anonymously
39 views
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Parent Categories (17)
Algebra
Algebra or Statistics
Bivariate Data Analysis
Correlation
Data Analysis
Data Analysis and Statistics
Graphing and Data Analysis
Graphs and Data Analysis
Hypothesis Testing
Linear Regression
Maths and Statistics
Physics
Regression Analysis
Scatter Plot and Line of Best Fit
Statistics
Statistics and Data Analysis
Statistics or Mathematics