please help A dataset has the following observations for X and Y: Il = 2.99 y1...
1. The following sample observations were randomly selected: X: 4 3 6 128 Y: 4 6 5 7a7129 Determiner and r?. Determine the regression equation. Determine Sand Sy. Draw the scatter diagram. At the .05 significance level, is the correlation in the population greater than zero? (Say what the hypotheses are, what the test statistic is, what the critical value(s) is (are), what your decision is regarding the null hypothesis.) оу 4 У 4 5 6 3 5 6 7...
please help me solve the following question
8. Compute JJ f dS where f(x, y, 2)22+2 and S is the top hemisphere x2 + y2 + Z2, 220. 9. Compute JJ F-n dS where F-: (x, y, z) and s is the cone z2 x2 + y2, 0 S 2 1; with the outward pointing normal.
8. Compute JJ f dS where f(x, y, 2)22+2 and S is the top hemisphere x2 + y2 + Z2, 220. 9. Compute JJ...
Please use Excel, and show all functions.
3. Answer the following question for where Y has been regressed on X1, X2, and X3. Use the linear regression output in the Excel file. Your answers should be rounded to 2 decimal places. a. What is the equation for the line of best fit or regression line? b. The proportion is for the amount of the variability of Y that is explained or accounted for by the model. C. The correlation between...
PLEASE ANSWER ALL QUESTIONS ! 1. The following sample observations were randomly selected: X Y 10 4 5 6 6 5 4 7 3 7 What is the coefficient of correlation? Select one: a. 0.90 b. -0.46 c. -0.95 d. 0.82 2. The regression output from Excel indicates that the Significance F is 0.001. Does that mean there is a significant relationship? Select one: a. Yes, because it is small. b. Yes, because it is large. c. No, because it...
please help!
1. Let X One-way commute time to school, and Y- The corresponding time back to home. Commute to School Going Back Home 22-Jan 24-Jan 29-Jan 31-Jan 5-Feb 7-Feb 12-Feb 14-Feb 43 48 45 65 39 48 72 69 63 48 54 49 58 63 82 Propose an unbiased point estimator for μ,- respectively, and define your samples clearly. Construct/derive a (1-α ) 100% C.I. for μ r-14, and specifically based on a random sample of size n, a....
Could you please help me with questions 1a-1b please? ( since i
could only find the formula needed for 1a, if u aren't sure with 1b
u can just do 1a but please dont reply "no enough data given "
because i have a lil systemical problem with replying the comments)
* the first question was asked to complete the anova table (
table 9.1 in the picture ) by using the formulas ( in the
pictures)
* I have...