56. Which of the following illustrates perfect correlation?
Q: Indicate which correlation coefficient represents a stronger relation between two variables. +.65 O…
A: The correlation coefficient depicts the relationship between the two variables. A higher correlation…
Q: 10. Describe the correlation for an r-value of -0.86. A. weak, negative correlation O B. strong,…
A: Given r value : -0.86 it is negative and hence it is close to -1 , it is strong correlation
Q: Include correlation coefficient and statement.
A:
Q: Which of the following is NOT true about correlation? a. Used to make predicitons for dependent…
A: It is needed to discuss about the correlation.
Q: 1.79 Explain what each of the following sample correlation co- ww efficients tells you about the…
A: Here we have to define what following correlation coefficients tells about the relationship between…
Q: 40. In a question on correlation, the value of r is 0.917 and its probable error is 34. What would…
A:
Q: 17 5 O Yes, significant correlation O No
A: Data is given to test the correlation
Q: We note that the correlation between two stocks is quite high,p=0 96 Having both stocks in our…
A: Result: Correlation=r When r=1 then perfect positive correlation When r=-1, then perfect negative…
Q: Suppose the correlation coefficient between the number of professional sports teams in a city and…
A: Let the number of hospitals be x and the number of sports team be y Therefore- x=0.72y Now for y=1,…
Q: Twenty different statistics students are randomly selected. For each of them, their body temperature…
A: Given:Twenty different statistics students are randomly selected. For each of them, their body…
Q: 3. A set of data with a correlation coefficient of -0.55 has a strong negative linear correlation…
A: Given: A set of data with a correlation coefficient of-0.55 has a a. strong negative linear…
Q: What kind of correlation does the picture below show?
A: The two variables x and y are said to be negatively correlated when values of one variable decreases…
Q: 8. If the correlation between two variables is −0.7, then: a.As one variable increases, the other…
A: When the correlation between two variable having negative sign than in that case As value of one…
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: 2- Listed below are # of inches of snow in the storm and # of the kids absent from the school next…
A: The linear correlation between the two variable are tested using the t test. It is calculated using…
Q: Which of the following Pearson correlations shows the greatest strength or consistency of…
A: Higher the value of correlation coefficient greater the consistency of relationship. So here highest…
Q: Which of the following technique is used to find the relationship between three variables? a. Zero…
A: Here the variables are 3
Q: Estimate the most likely degree of correlation for each of the following scatterplots: 95. 90- as we…
A: The degree of association between the two numerical variable is understand using the correlation…
Q: asuring the relationship between gender and score of a sample. What kind of correlation does Mr. A…
A: The coefficient of Correlation is defined as the linear relationship between the two variables. The…
Q: -7. If (X,Y) ~ LOGS(@), then what is the correlation between X and Y?
A: The correlation of X and Y is the normalized covariance . corr(x,y) = cov(x,y)/σxσy . The…
Q: 3. (b) The coefficient of rank correlation between the marks obtained by 10 students in Mathematics…
A: Let N be a no. of the student (N)=10 R1 is initial rank coefficient =0.5
Q: (d) Which of the following is the best interpretation of the correlation coefficient? OIf a…
A: Coefficient correlation : The correlation may be a applied math live of the strength of the…
Q: Twenty different statistics students are randomly selected. For each of them, their body temperature…
A: r = 0 implies that there is no correlation (association) between two variables.
Q: q5- Which of the following statements is true? Select one: a. The correlation coefficient is -1 if…
A: Option (d) is correct. Explanation: When correlation coefficient ρ is +1, it signifies that the two…
Q: 4. The following Table represents values of sales for a one kind of yogurt factories through the…
A:
Q: Which correlation coefficient does not belong with the other three? Or = 0.98 Or = 0.96 Or = - 0.1…
A: Correlation quantifies the strength of relationship between 2 variables. The value of correlation…
Q: 9. Compute the correlation coefficient, r, from the given table of data using a graphing calculator…
A: We haver= ∑i=1n(xi-x¯)(yi-y¯)∑i=1n(xi-x¯)2∑i=1n(yi-y¯)2n = 10 x¯ = -4-3-2-1+1+2+3+4+5+610=1.1y¯ =…
Q: Which of the following best describe a -0.85 correlation between two sets of data? A. When one…
A: Here, we have given that, Correlation coefficient = -0.85 Which implies that, When one series…
Q: A strong positive correlation means: the points in a scatter diagram lie on a downward sloping line…
A:
Q: 13. Let x be the independent variable representing the number of car accidents for eight similarly…
A:
Q: Suppose we compute a correlation coefficient between two variable of r= 0. Which of the following…
A: Given Information: Correlation coefficient between two variables is 0 i.e., r = 0 Correlation…
Q: 11) a) Create a scatterplot for the following data comparing the number of employees working at…
A: Given Data : Employees Inventory time 2 10 5 4 6 3 8 2 7 3 3 8 The scatter plot…
Q: 2. If the coefficient of correlation is a positive value, then
A:
Q: 17) What assumptions are required for a correlation to be a valid description of the relation…
A: Assumptions for correlation: Correlation quantifies the extent to which two quantitative variables.…
Q: Nó. ôf ases Day 1 2029 Day 2 2061 Day 3 1781 Day 4 2444 Day 5 3037 Day 6 3434 Day 7 3274 Day 8 3351…
A: We have given that Correlation coefficients r =0.90 Level of significance =0.5 Critical value…
Q: 2. A researcher measures the relationship between temperature and freeway traffic, with a…
A: Correlation measures the extend to which two variables are linearly related. Correlation is measured…
Q: 45. A researcher measures IQ and weight for a group of college students. Which kind of correlation…
A: We have given the following statement about the correlation.
Q: Which of Pearson's r values below indicates the strongest correlation? notice the negative signs and…
A: The correlation value is always between -1 and 1.
Q: 20.10. A random sample of 30 pairs of obeservations from a normal population shows a correlation…
A:
Q: Which of the following correlation (r) show a negative association between 2 variables?
A: The correlation coefficient r shows the strength and direction of the linear relationship between…
Q: 1. Given the following data: n-15, ΣΧ 120, ΣΥ= 260, Σχ2 = 1320, Σ Υ2 6580 and Σ ΧΥ-2830. %3D Find…
A: Given: n=15 ∑X=120∑Y=260∑X2=1320∑Y2=6580∑XY=2830
Q: Let’s assume that the more women study, the better score they get on a test. Furthermore, the more…
A: Given information: Given that the more women study, the better score they get on a test.
Q: 6. Based on the given correlation coefficient, circle positive/negative and strong/weak. r = 0.85 r…
A: Given data: The given value of the correlation coefficient is r=0.85. In statistics correlation…
Q: If there is a strong correlation between the variables a and b, b must cause a. O A. True B. False
A:
Q: Which ONE of the following statements regarding 0.581 on the summary output is correct? Group of…
A: Multiple R in the excel output is used to interpret the strength of the linear relationship between…
Q: 44. If p- value = 0.02 for Ho : p = 0 vs H : p + 0, which statement is true at the 5% level of…
A: As per our guidelines, we are allowed to answer first question only. thanks Q-44) Provided ,…
Q: 5If the linear correlation coefficient between the weights (in kg) and heights (in inches) of 6…
A: The value of r^2 represents the percentage of variation in the dependent variable explained by the…
Q: Compute and interpret the coefficient of multiple correlation. Number 4 answer is missing.
A: Correlation coefficient measures strength of relationship between two variables. The coefficient of…
Q: Twenty different statistics students are randomly selected. For each of them, their body…
A: ANSWER:- When r=0 it means there is no relationship between two variables.
Q: 01. The value of the perfect positive correlation is -1 (a) True
A: Hello! As you have posted 3 different questions, we are answering the first question. In case you…
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