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Correlation Analysis
Page 3
Questions (197)
Suppose you are given data from a survey showing the IQ of each person interviewed and the IQ of his or her mother. That is all
3 answers
asked by
hope
1,101 views
. A professor is interested in knowing the correlation, if any, of students’ scores on the first and second exams given in his
2 answers
asked by
John
1,090 views
Suppose a study found a correlation coefficient r = -0.61 between the gender of a worker and their income. What can you
1 answer
asked by
Lisa
1,076 views
True or false? The linear correlation coefficient, r, is a numerical measure of the strength of the relationship between two
2 answers
asked by
Bill
1,018 views
Which of these pairs of variables would you expect to
be represented by a scatterplot with a negative correlation? a. a person's
6 answers
asked by
Tanyashand
152 views
A college football coach wants to know if there is a correlation between his players’ leg strength and the time it takes for
2 answers
asked by
venusthedalek
1,009 views
14. Evolutionary theories often emphasize that humans have adapted to their physical
environment. One such theory hypothesizes
2 answers
asked by
rick
893 views
Does studying for an exam pay off? The number of hours studied, x, is compared with the exam grade received, y.
x 7 7 5 5 7 y 95
4 answers
asked by
DeeDee
903 views
Which choices BEST describes the relationship between the variables shown in the graph?
(1 point) Responses People who completed
1 answer
asked by
No one
53 views
So I have some questions that start with Do the data sets have a positive, a negative or no correlation?
Can anyone help explain
2 answers
asked by
Kathlyn
847 views
HOURS STUDYING AVG GRADE
0 62 1 78 2 85 5 74 WHICH TYPE OF FUNCTION IS MOST LIKELY TO MODEL THESE DATA? A. LINEAR FUNCTION
2 answers
asked by
Blake
868 views
Suppose you are given data from a survey showing the IQ of each person interviewed and the IQ of his or her mother. That is all
1 answer
asked by
Ann
817 views
How would you interpret the findings of a correlation study that reported a linear correlation of +0.3?
I believe they have
2 answers
asked by
Chevelle DuBois
775 views
In a study on caffeine and stress, college students indicated how many cups of coffee they drink per day and their current
4 answers
asked by
SHelia
743 views
1. Do these data provide sufficient evidence for a real relationship in the population? Test at the .05 level, two tails. Use
1 answer
asked by
Jo
712 views
Bill is doing a project for you in the marketing department. Ln conducting his analysis regarding consumer behavior and a new
3 answers
asked by
Erma
683 views
A government researcher wants to conduct a study to determine if there is a correlation between social security numbers and
2 answers
asked by
ky
676 views
what is the most likely answer for the confidence coefficient of linear correlation if x = the number of hours spent studying
2 answers
asked by
marie
656 views
In the situation below, tell whether a correlation is likely. If it is, tell whether the correlation reflects a causal
1 answer
asked by
jam
72 views
A researcher finds that the correlation between variable A and variable B is r = 1.20. She also finds that the correlation
2 answers
asked by
baegirl
605 views
For problems 12 to 14, do the following: (a) Make a scatter diagram of the
scores; (b) describe in words the general pattern of
2 answers
asked by
kamelia
600 views
4) The table below shows the study times and test scores for a number of students.
Study Time (minutes) (x) 9 16 21 26 33 Test
3 answers
asked by
Lucy
614 views
Find the value of the correlation coefficient r. Then predict the number of movie tickets sold in 2014.
Year: 1998, 1999, 2000,
3 answers
asked anonymously
74 views
A health psychologist, who is interested in childhood obesity, thinks that there may be a
relationship between daily television
2 answers
asked by
matt
560 views
5. For the data presented below, answer the questions that follow.
Score on political Score on current Individual awareness test
2 answers
asked by
Samantha
555 views
c) There is a correlation between students’ levels of anxiety and the number of days they are absent from school (r = 0.53, p
2 answers
asked by
Stacy
541 views
Which graph shows the strongest negative correlation?
1 answer
asked anonymously
20 views
Average gas prices
Columbia, SC Year Gas Price 2002 $0.70 2003 $1.04 2004 $1.15 2005 $1.38 2006 $1.86 2007 $1.70 2008 $2.55 2009
1 answer
asked anonymously
45 views
For problems 12 to 14, do the following: (a) Make a scatter diagram of the
scores; (b) describe in words the general pattern of
2 answers
asked by
kamelia
525 views
A study wants to examine the relationship between student anxiety for an exam and the number of hours studied. The data is as
2 answers
asked by
Kristi
544 views
The scatter plot shows the theater revenue and rental revenue for each of movies. Also shown is the line of best fit for the
1 answer
asked anonymously
32 views
A school compared students' absences to their course grades. The school determined the correlation coefficient of each student's
1 answer
asked anonymously
87 views
Joslyn Smith 6 $81,500
Heather Miller 2 $38,000 Marie Coolidge Question Examine the data table, which shows a list of employees
1 answer
asked by
Exoctic_DrEaMs
60 views
****Does the correlation .34 between extra curricular activities and academic achievement represent a true relationship? The
2 answers
asked by
whitt
524 views
How would you interpret the findings of a correlation study that reported a linear correlation coefficient of +0.3?
4 answers
asked by
Jane
494 views
A football coach wants to know if the is a correlation between his players' leg strength and the time it takes for them to
2 answers
asked by
Joanne
499 views
The following are correlation coefficients for independent and dependent
variables. Based on the coefficients, analyze the data
2 answers
asked by
Matt
523 views
A school compared students' absences to their course grades. The school determined the correlation coefficient of each student's
1 answer
asked anonymously
71 views
Jade counted the number of the students on each sports time at her school and the number of wins the team had last season. If
1 answer
asked by
Please help
470 views
State theory of correlation analysis
1 answer
asked anonymously
15 views
Suppose that the fitted line in Figure 2 looked like the Figure on the lower right instead.%0D%0A%0D%0AWhat conclusions could be
1 answer
asked anonymously
39 views
is there a relation ship between the two sets of data?
x;65-75 y;200-240 (65,205) (68,210) (67,215.5) (68,218) (70,220) (70,223)
1 answer
asked anonymously
44 views
is there a relationship between the two sets of data?
graph shows: (65,205) (68,210) (67,215.5) (68,218) (70,220) (70,223)
1 answer
asked anonymously
63 views
9 of 199 of 19 Items
11:17 Skip to resources Question Devante wondered if there was a correlation between math scores and science
1 answer
asked anonymously
50 views
Examine the data table. which shows a list of employees at a company, how many years of higher education they have, and their
1 answer
asked by
.
63 views
(a)
The following table shows the math and science scores for 5 students. Math Score Science Score 60 65 53 59 44 57 61 61 70 67
1 answer
asked anonymously
37 views
A sports medicine major wanted to conduct an experiment to determine if there is a correlation between the members of the soccer
11 answers
asked anonymously
65 views
A sports medicine major wanted to conduct an experiment to determine if there is a correlation between the members of the soccer
1 answer
asked anonymously
72 views
Which type of correlation is suggested by the scatter plot?
the dots are going down positive correlation negative correlation
1 answer
asked anonymously
37 views
A sports medicine major wanted to conduct an experiment to determine if there is a correlation between the members of the soccer
1 answer
asked anonymously
31 views
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