The following table shows the results of an analysis of variance comparing three treatments. What is the value of eta2, the percentage of variance accounted for, for these data? a.           30/60 = .5  b.           30/90 = .33    c.           60/90 = .67   d.           2/30 = .067

Q: The mean of 5 observations is 4.4 and the variance is 8.24. If three of the five observations are…

A: Given: Number of observations (n) = 5 Mean x¯=4.4 Variance (s2) = 8.24 The three observations are 1,…

Q: The population variance of the data set provided below is 15.7. Find k. 1.2k 1.8k 2.2k 2.9k 3.5k…

A:

Q: What is the variance of the small DATA: 7, 13, 5, 9, 16 a. 4.47

A: The data is given as follows 7 13 5 9 16

Q: SAT scores have been found to predict 36% of the variance in college GPA. What is the correlation…

A: The regression equation is used to predict the value of response variable using the explanatory…

Q: The weights (in pounds) of a sample of 36 individuals were recorded and the following statistics…

A:

Q: A researcher found traits are capable of explaining only 9℅ of the variance in our behavior. This…

A: The objective of this question is to find the correlation coefficient that corresponds to the given…

Q: What's the variance of the following data set? x = Type your answer... [-3 3 4 2 -1 1 4 5]

A: We have given the following data set- x = [-3 3 4 2 -1 1 4 5] We have to find the variance.

Q: The range and the variance are both measures of distance.

A: Solution-: The range and the variance are both measures of distance.

Q: B. -14 to 36 O C. -19 to 31 O D. 6 to 16

A: Given : Mean = u = 11 Variance = σ^2 = 25 Standard deviation = σ = √25 = 5

Q: the

A: Correlation: Correlation is a statistic that measures the degree to which two variables move in…

Q: researcher working with socioeconomic data showed a significant positive correlation between the…

A: Given Coefficient of correlation, r=0.19

Q: Consider the following data: x 5 6 7 8 9 P( X = x) 0.1 0.2 0.3 0.2 0.2 Step 2 of 5 : Find the…

A:

Q: A research conducts an analysis of variance. The data produces SStotal = 80 and SSwithin = 30. For…

A: Given SStotal=80SSwithin=30

Q: The speeds of motorists passing a particular point on a motorway are found to be normally…

A: Given that, The percentage of motorists whose speed exceed 120 km/h is,

Q: A researcher is trying to determine if racial background affects income. In a sample of 100 people,…

A: From the above data What proportion of the variance in income can be explained by racial background…

Q: The mean of 5 observations is 4.4 and the variance is 8.24. If the three of the five observations…

A:

Q: A simple random sample of heights of 6400Englishmen has a mean of 67.85 inches and SD 2.56 inches,…

A: Since the sample size is large so we can assume normality.Null hypothesis: H0: Australians are same…

Q: The variance of this population data set 1.4,8.2,3.7,7.1 and 9.1 is : Select one: O A. 10.515 B.…

A:

Q: Compute the population variance of the data: 16,18,23,21,17,16,24,23,9,17,11,16,22,10,15,14. A.…

A: σ2= ∑(xi-x¯)2n

Q: Find out the variance for the following data. 22, 18, 25, 15, 30 a. 76.2 b. 72.6 c. 27.6 d. 26.7

A:

Q: If the correlation coefficient for X and Y is calculated to be –.75, what is the proportion of…

A: Coefficient of determination:It also referred as R-square. The coefficient of determination is the…

Q: The data in the following table represent the number of hours o relief provided by five different…

A: Given data:     Tablet     A B C D E 5.2 9.1 3.2 2.4 7.1 4.7 7.1 5.8 3.4 6.6 8.1 8.2 2.2…

Q: Consider the following data: x 6 7 8 P(X = x) 0.1 0.3 0.1 ten 2 of 5. Find the variance Round your…

A: Given that,xP(X=x)60.170.380.190.1100.4

Q: The average lateness for one of the top airline companies is 10 minutes. The variance of the…

A: Given,mean(μ)=10standard deviation (σ)=9  =3and X=13

Q: If you have a Pearson correlation coefficient of .30, what is the proportion of variance accounted…

A:

Q: The average number of newspapers for sale in an airport newsstand is 12, and the variance is 25. The…

A: We have given that  Average and variance for newspapers.  Average = 12 Variance = 25 Standard…

Q: Consider the following data x -4,-3,-2,-1,0 P(X=x) 0.3,0.1,0.2,0.1,0.3 Find the variance. Round your…

A:

Q: Consider the following data: 2, 9, 5, 11, 7, 3. a. Calculate its mean and variance. b. If…

A:

Q: The weight (in pounds) of a sample of 36 individuals was recorded, and the following statistics were…

A:

Q: Given a sample data set with a Variance of 12.25 and Mean of 4.0, what is the Coefficient of…

A: Variance = 12.25 Mean = 4

Q: The coefficient of variation (CV) measures the dispersion of the data relative to the sample mean.…

A: From the provided information, Sample mean (x̄) = 550 Sample variance (s2) = 6400

Q: The average number of students in the college of business is 56, with a variance of 5. The…

A: GivenMean(x)=56Varaince(σ2)=5standard deviation(σ)=5=2.2361Median  was greater than mean by