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- As practiced by many in buying skirts or pants, they use the neckline to check if the waistline of the skirts or pants fits them. We would like to study this claim by using a random sample of neckline and waistline of 15 people. The data collected are summarized in the table. Subject 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Neckline (in cm) 33 30 40 35 42 39 35 37 39 39 44 44 42 32 41 Waistline (in cm) 83 68 71 78 96 92 67 76 84 83 96 98 101 73 77 Construct a scatter plot for the waistline and neckline using the data presented in the table. (There is no need to upload this scatter plot.) What does the scatter plot tell you about the possible relationship between neckline and waistline? (choose the letter of the correct answer) a. Neckline and waistline seem to have positive linear relationship.b. Neckline and waistline seem to have negative linear relationship.c. Neckline and waistline seem to have a relationship but is nonlinear.d. Neckline and waistline seem to exhibit no…Please show all your work to receive full credits. The following are sample data provided by a moving company on the weights of six shipments, the distances they are moved, and the damage that that was incurred: Weight (1,000 pounds) Distance Damage (1,000 miles) (dollars) X1 X2 y 4.0 1.5 160 3.0 2.2 112 1.6 1.0 69 1.2 2.0 90 3.4 0.8 123 4.8 1.6 186 a) Fit an equation of the form y bo + b1 x1 + b2 x2 b) Use the equation obtained in part (a) to estimate the damage when a shipment weighting 2200 pounds is moved 1100 miles. Hint: Use the given equation to solve for bo, b1 and b2 and then put it back in y= bo + bị x1 + b2 X2 X2As practiced by many in buying skirts or pants, they use the neckline to check if the waistline of the skirts or pants fits them. We would like to study this claim by using a random sample of neckline and waistline of 15 people. The data collected are summarized as follows: Subject 1 2 3 4 5 17 8 169 10 11 12 13 14 15 Neckline 35 34 38 45 38 33 38 42 44 33 35 31 33 35 30 (cm) Waistline(cm) 83 66 97 100 86 82 77 82 91 62 93 57 67 93 57 Construct a scatter plot for the waistline and neckline using the data presented What does the scatter plot tell you about the sign of the slope of the regression equation? (positive or negative) 1-2. Estimate the regression line of neckline and waistline. Using the model, we wish to estimate the waistline given information about the neckline. Solve for the y intercept, a and the slope, b. Round off final answers to two decimal places. a = b = 3-4. The regression equation is: Waistline'= neckline 5. Using the regression equation/model for waistline in…
- The following are 30 UAS scores for the UT Statistics Student PPD Course. 75 89 47 80 65 59 60 75 84 61 63 78 92 85 79 56 64 90 Present the data in graphical form as follows. a. Make a Boxplot diagram b. Make a Histogram 55 79 55 78 64 68 90 50 70 59 56 84Compute the RMSE, ME, MAD, MPE, and MAPE using the following dataset. Negative values should be indicated with a minus sign. Round answers to two decimal places. Observations Actual Value Predicted Value 1 227 192 160 206 3 83 210 4 121 259 193 142 263 296 7 202 142 8 126 235 143 196 10 196 24 • RMSE: • ME: • MAD: . MPЕ: % . МАРЕ:The heights (in centimeters) of some randomly selected Men's World Cup soccer players from both Europe and the U.S. are given below. Europe 169 170 171 175 175 175 178 180 181 182 184 185 185 187 189 United States 167 168 169 173 176 176 178 180 180 181 183 183 186 187 187 Is there a difference between the heights of European and American soccer players? What is the test statistic for this test? 0.7399 0.3352 0.3700 0.6648 0.2601
- Consider these sample data: x1=15, x2=9, x3=3, x4=22. a. Find n. b. Compute ∑xi. c.Determine x. a.n=Here is a set of sample data. 13 78 61 53 30 96 37 83 56 35 90 31 39 29 18 45 91 59 87 100 68 17 10 Base on the data above, identify the 5 number summary , , , , ,Another type of painted ceramic vessel is called three-circle red-on-white ( Mimbres Mogollon Archaeology). At four different sites in the Wind Mountain archaeological region, the number of such sherds was counted in local dwelling excavations. TTT Site I Site II Site III Site IV 10 12 37 15 28 9 18 22 4 34 12 19 19 2 42 38 14 27 16 13 11 Shall we reject or not reject the claim that there is no difference in the population mean three-circle red-on-white sherd counts for the four sites? Use a 1% level of significance. (a) What is the level of significance? State the null and alternate hypotheses. O H,: H1 = H2 = H3 = Ha; H;: Exactly three means are equal. O H,: H1 = H2 = H3 = Ha; H;: Not all the means are equal. D H,: H1 = µ, = H3 = Hai H,: Exactly two means are equal. O H.: H1 = H2 = H3 = Hại H,: All four means are different. (b) Find SSTOT SSBET, and SSw and check that SSTOT = SSBET + SSw. (Use 3 decimal places.) SSTOT =L SSBET =L SSw=[ Find d.f. BET, d.f. w, MSBET, and MSw. (Use 3…
- Another type of painted ceramic vessel is called three-circle red-on-white ( Mimbres Mogollon Archaeology). At four different sites in the Wind Mountain archaeological region, the number of such sherds was counted in local dwelling excavations. Site I Site II Site III Site IV 15 13 38 15 22 2 20 21 4 31 15 13 15 7 44 34 17 23 12 11 12 Shall we reject or not reject the claim that there is no difference in the population mean three-circle red-on-white sherd counts for the four sites? Use a 5% level of significance. (a) What is the level of significance? (b) Find SSTOT, SSBET, and SSW and check that SSTOT = SSBET + SSW. (Use 3 decimal places.) SSTOT = SSBET = SSW = Find d.f.BET, d.f.W, MSBET, and MSW. (Use 3 decimal places for MSBET, and MSW.) dfBET = dfW = MSBET = MSW = Find the value of the sample F statistic. (Use 3 decimal places.)What are the degrees of freedom??(numerator)?(denominator)(c) Find the P-value of the sample…As practiced by many in buying skirts or pants, they use the neckline to check if the waistline of the skirts or pants fits them. We would like to study this claim by using a random sample of neckline and waistline of 15 people. The data collected are summarized as follows: Subject 1 2 3 4 5 6 7 8 9 10 11 12 14 15 13 Neckline 35 34 38 45 38 33 38 42 44 33 35 31 33 35 30 (cm) Waistline(cm) 83 97 100 86 82 77 82 91 62 93 57 67 93 57 3-4. The regression equation is: Waistline' = - 3.9964 2.30321 neckline 5. Using the regression equation/model for waistline in Number 3-4, estimate the waistline if the neckline of a person is 37 cm. Round off final answer to two decimal places. 6-8. Solve for the coefficient of determination, r2 (Express the answer in percentage form, r2 x 100%; Round off final answers to two decimal places): E(y/ – 9)² = E(y – 9)² = 9. Solve for the coefficient of nondetermination (Express the answer in percentage form; Round off final answer to two decimal places):Please provide an explanation :)
