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Correlation
Page 2
Questions (365)
The accompanying data show the number of hours, x, studied for an exam and the grade received, y (y is measured in tens; that
6 answers
asked by
Sue
2,028 views
Data is collected on the number of ice cream cones sold in a shop on a certain day and the number of people wearing sunglasses
4 answers
asked by
Karina
1,624 views
Can anyone help me with these questions as I am stuck in these
1. The finding that the number of women reporting physical
14 answers
asked by
Matt
1,236 views
For which situation would you expect to see negative correlation?
A. The size of a pizza and how much it costs. B. The age of a
4 answers
asked by
Samantha
798 views
use the table of values to calculate the linear correlation coefficient r
x -20 3 -7 10 6 y -8 1 -9 6 -5 a) r = 0.968 b) r =
3 answers
asked by
help me ♡
677 views
A strong positive correlation of .95 indicates that the independent variable X is the cause for the variaton in Y. True/False- I
3 answers
asked by
Bob
473 views
What would you guess the value of the correlation coefficient to be for the pair of variables: "number of man-hours worked" and
3 answers
asked by
Anonymous
828 views
A set of n = 5 pairs of X and Y values has SSX = 4, SSY = 16 and SP = 8. For these data, what is the Pearson correlation?
3 answers
asked by
meka
1,014 views
If the correlation coefficient is -0.54, what is the sign of the slope of the regression line?
- As the correlation coefficient
3 answers
asked by
mom
905 views
Which value of r represents data with a strong negative linear correlation between two variables?
1) -1.07 2) -0.89 3) -0.14 4)
4 answers
asked by
Alz
1,775 views
Which r-value implies the stronger linear relationship? Select one.
a. r= -0.9 b. r= 0.3 c. r= −0.2 d. r= −0.5 e. r=0
5 answers
asked by
cherry
571 views
1. The number of students present in class & the number of empty chairs
Type of correlation: Justification: Independent variable:
2 answers
asked by
Anonymous
702 views
Suppose the correlation between two variables is -0.57. If each of the y-values is multiplied by -1, which of the following is
3 answers
asked by
John
438 views
Suppose the correlation between two variables is -0.57. If each of the y-values is multiplied by -1, which of the following is
3 answers
asked by
John
716 views
Multiple Choice
What does it mean to say that two variables are negatively correlated? (1 point) Responses When one variable
3 answers
asked by
sleepy
112 views
use the table of values to calculate the linear correlation coefficient r
2 answers
asked by
Luna
920 views
Which of the following pairs of variables is likely to have a negative correlation? Select all that apply.
a. The number of miles
4 answers
asked by
Bee
439 views
if the range of one or both variables is restricted, the resulting correlation coefficient will likely: a.be decreased b. be
3 answers
asked by
val
706 views
A low, non-significant correlation between an observation-based assessment of symptoms of autism and a teacher-report of ADHD
4 answers
asked by
Anonymous
829 views
What particular measure of correlation would be most appropriate for use with two variables measured at an ordinal level?
3 answers
asked by
Pat
855 views
The table shows the relationship between two variables. which selection describes the relationship?
X: 1,2,3,4 Y: 1,-3,-7,-11
3 answers
asked by
Haha
250 views
The line of best fit and the correlation coefficient are calculated for a set of data. The value of the correlation coefficient
3 answers
asked by
Bennett
973 views
23.You use a line of best fit for a set of data to make a prediction about an unknown value. The correlation coefficient for
3 answers
asked by
Me.
465 views
Which of the following is the best estimate of the correlation coefficient for the data shown below? (1, 18), (2, 12), (3, 20),
4 answers
asked by
Amani
1,232 views
What does it mean to say that two variables are negatively correlated?
3 answers
asked by
Steve
1,127 views
Which type of correlation would you expect to see between the distance traveled and the time it takes to travel that distance?
A.
2 answers
asked by
hermes
757 views
If two variables are very strongly associated, the correlation between them will be near 1.0 or -1.0.
A) False B) True I put
3 answers
asked by
Robby
1,103 views
A correlation coefficient can range in value from
A. +1.00 to -1.00 B. -1.00 to 0 C. 0 to +1.00 -100 to +100
3 answers
asked by
Sofia
1,314 views
A correlation of 0 always means there is no relationship between x and y true or false?
3 answers
asked by
Gee
442 views
Suppose you and a friend each take different random samples of data pairs (x,y) from the same population. Assume the samples are
4 answers
asked by
Macey
1,254 views
what type of correlation would you expect to exist between people's height and their shoe size?
My answer is a positive
3 answers
asked by
bria
1,026 views
How would you interpret the findings of a correlation study that reported a linear correlation coefficient of − 1.34?
The only
2 answers
asked by
Michelle
698 views
Which type of correlation is suggested by the scatter plot
3 answers
asked anonymously
54 views
draw scatterplots one for which the pearson correlation coefficient is r=-1
and r=1 Stuck on how to get started
3 answers
asked by
noell
815 views
Given the following scatter diagram , the sample correlation coefficient r:
Has a positive linear correlation Has a negative
4 answers
asked by
Karen
4,172 views
In psychology,correlation measure the strength of the link between two variables. It is also important to know that correlations
3 answers
asked by
vedrana
674 views
which relationship can best described as causal?
(1)height and intelligence (2)shoe size and running speed (3)number of correct
3 answers
asked by
xmc
1,273 views
What does it mean to say that two variables are negatively correlated?
When one variable increases, the other decreases. • When
1 answer
asked by
one
108 views
What does it mean to say that two variables are negatively correlated
1 answer
asked by
Anonymous
209 views
what does it mean to say that a countrys land area is postievlty correlated with its population
1 answer
asked by
Anonymous
81 views
what does it mean to say that two negativtely are correlated
1 answer
asked by
Anonymous
44 views
1. What does it mean to say that two variables are negatively correlated? (1 point)
1 answer
asked by
lal
192 views
Roll a fair, six-sided die 28 times. Let X be the sum of the first 10 rolls. Let Y be the sum of the last 10 rolls. Find the
1 answer
asked by
tante
277 views
TRUE OR FALSE. The Pearson correlation between X1 and Y is r = 0.50. When a second variable, X2, is added to the regression
2 answers
asked by
Cindy
974 views
What does it mean to say that a country's land area is positively correlated with its population
5 answers
asked by
Cindy
2,883 views
I am confused I worked out the following and I got the wrong answer
Can anyone explain where I went wrong for future reference
1 answer
asked by
William
405 views
If the correlation between one’s interest in statistics and being a “fun date” was –0.70, it would mean that:
a. The
3 answers
asked by
A
566 views
Marge maintains that there is no direct correlation between population density and poverty. Mason argues that population density
2 answers
asked by
Angela
640 views
24. Correlation -0.015
How confident can you be? I'm confident in -0.015 because it's closer to 0 than anything else, therefore
3 answers
asked by
bleh
2,358 views
A data set has n=10 pairs of X and Y values. This data has SSx=10, SSy= 20 and SP=10. Compute the Pearson correlation and
1 answer
asked by
Michelle
967 views
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