For the following data set, calculate the Pearson correlation. XY 2|6 1 |2 3 4 О а. 0.5 О Б. 0.25 О с. -0.25 O d. -0.5

Q: A correlation coefficient of –0.5 indicates: 1.no linear correlation. 2.a weak negative linear…

A: we know that correlation coefficient lies in between -1 to  1 . 1 indicates perfect  positive…

Q: O a.r = -0.2548 O b.r = -0.9382 O c.r= 0.9963 O d.r= 0.0767

A: We have given that,  Which of the following linear correlation Coefficients suggests a weak negative…

Q: х %3D 210, . = 9,100, y = 420, >v² = 32,200, ) 2 = 6, ху —D 12,70С

A: If two variable shows related variation between them, then we say that they are correlated. The…

Q: The city's transportation department is interested in studying the relationship between the outside…

A: Temperature, X Passengers, Y 80.8 33 82.7 44 92.2 34 82.8 35 79.2 19 80 29 79.4 41…

Q: A researcher is interested in the relationships between variables in a demographic information…

A: In the above table, there are two variables taken into account which are age in years and yearly…

Q: The Pearson correlation coefficient between two variables (education and income) is .354. Answer the…

A:

Q: Which of the following statistics indicates the highest degree of inverse correlation? .12 .00 -.52…

A: Answer :- 0.12 followings are the Explanation of the question Correlation :- Correlation is a…

Q: Match the following scatterplots to their correct correlation coefficients (r). 1. r=-0.85 2.…

A: From the given information we match with correlation.

Q: Listed below are annual data for various years. The data are weights (metric tons) of imported…

A: The null hypothesis is a simple statement about the value of the population parameter which is…

Q: Match each scatterplot shown below with one of the four specified correlations. a. 0.38 b. -0.90 c.…

A: The best suited possible values for the coefficient of correlation are to be assigned to the…

Q: A biologist was interested in the relationship between the ve- locity at which a beluga whale swims…

A: We have to check what changes happen in correlation cofficient on changing unit of one variable.

Q: The variables on a date base have a strong correlation.  What of the following correlations…

A: The relationship between two variables is generally considered strong when their r value is larger…

Q: A researcher found that chocolate consumption and stress are correlated so that a decrease in…

A: Defination: Negative Correlation :  If the  change in the value of one variable results in the…

Q: One of these is the correlation coefficient above. Identify the correlation coefficient.

A: Here use correlation coefficient

Q: Which of the following Pearson correlations shows the greatest strength or consistency of…

A: Pearson correlations are given.

Q: A researcher calculates a correlation coefficient of -.38 for a sample of youths age 5 through 18…

A: From the given information,

Q: Which of the following values could not represent a correlation coefficient? r= 0.98 r = 1.09 r =…

A: The value of correlation coefficient lies between -1 and +1.

Q: Which of the following Pearson correlations indicates that the data point would be clustered most…

A: Postive correlation  When the value of one variable increase with increase in another variable then…

Q: 2. A researcher performed a Pearson correlation analysis on the variables anxiety, wellbeing and…

A: The correlation matrix for three variables anxiety, wellbeing and stress is given, where the value…

Q: An r value of .8 indicates a strong positive correlation.  True  False

A: Given: To determine whether the given statement is true or false.

Q: Use the Pearson r correlation table to answer questions about the relations between table variables…

A: The objective of the question is to interpret the Pearson r correlation table and understand the…

Q: Which of the following correlation coefficient would reflect a conclusion made by a researcher that…

A: r = +.02 would reflect that the two variables would not be related.