Annual high temperatures in a certain location have been tracked for several years. Let X represent theyear and Ý the high temperature. Based on the data shown below, calculate the correlation coefficient (tothree decimal places) between X and Y. Use your calculator!y324.31421.8222.63622.54721.358.20.066.18.471018.981118.291216.3

The given data is x y 3 24.31 4 21.82 5 22.63 6 22.54 7 21.35 8 20.06 9 18.47 10…

Answered: y 24.31 4 21.82 22.63 6 22.54 7 21.35 8…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Leonor's weekly sales as an online seller follow a normal distribution with a standard deviation of 973 pesos. A statistical study of her sales in the last 10 weeks has found a confidence interval for the mean weekly sales to be 4633 <<5839 pesos. Considering these, supply the values of the following: Prompts Submitted Answers X Choose a match Choose a match Choose a match Choose a match NO/~ Za Confidence Level Standard Error
Course Eval Prof Eval4.0 4.64.5 4.74.0 3.94.3 4.74.3 4.94.3 4.63.9 4.63.3 3.14.7 5.04.1 3.93.1 3.44.1 4.34.0 4.33.2 3.62.7 3.14.6 4.33.7 4.74.1 4.04.5 4.73.4 3.63.4 3.53.3 3.34.4 4.44.5 4.34.1 4.54.5 4.64.2 4.74.0 4.33.5 3.84.3 4.42.4 2.23.6 4.34.7 4.74.0 4.14.2 3.94.4 4.14.0 4.14.0 3.94.1 4.04.8 4.83.4 3.14.5 4.53.4 3.23.9 3.84.6 4.34.7 4.93.3 3.93.7 4.04.0 4.54.1 4.24.2 4.34.0 4.04.5 4.83.7 4.43.2 3.53.5 3.93.9 3.94.3 4.03.1 3.63.2 3.24.1 4.44.1 4.53.4 3.93.6 3.94.5 4.33.7 3.64.1 4.62.2 2.12.7 3.34.1 4.73.3 3.54.5 4.83.4 4.23.5 4.13.7 3.84.2 4.53.8 4.64.2 4.33.7 4.04.9 5.13.7 3.43.5 3.43.5 4.34.7 4.84.6 5.04.1 4.73.0 3.43.4 3.53.5 3.84.1 4.23.9 3.94.3 4.43.4 3.3
62 A 12.76 21.19 C 24.18 51.12 24
urgent pleqase
Statistics Question
Mag Depth 2.96 19.9 2.73 6.5 1.46 3.5 0.85 13.3 2.95 19.9 1.63 8.7 1.92 18.4 1.12 7.9 2.59 3.1 1.68 9.4 0.14 6.2 2.43 17.7 0.04 18.4 1.03 9.8 2.89 12.4 0.54 9.5 0.77 2.1 1.87 8.1 2.72 17.3 0.84 9.9 1.48 12.7 0.68 7.1 1.83 17.1 1.89 3.4 0.94 13.8 2.24 5.7 0.94 16.7 1.36 5.2 0.98 6.6 0.51 12.5 2.69 14.1 1.73 12.5 2.29 12.7 1.63 14.7 0.52 18.6 2.75 4.5 2.31 10.5 1.39 13.3 2.05 10.5 0.63 5.7 1.15 3.6 1.59 2.9 2.92 11.3 0.33 6.4 2.78 9.2 1.43 4.8 0.82 4.8 0.21 13.6 1.77 12.3 0.68 4.9 1) Check Image 2) Given that the earthquake has a magnitude of 1.1, the best predicted depth is km. (Round to one decimal place as needed.)
8.8 22.4 2.8 27 30 60 105
Wins Attendance (In Millions) 65 2.06 91 2.51 66 1.73 89 3.05 75 3.06 88 2.19 91 2.06 69 1.39 83 2.88 81 2.46 80 1.54 76 2.33 67 1.62 80 3.25 80 3.56 77 2.78 94 3.22 79 2.56 95 3.77 81 1.42 97 3.65 57 1.61 90 2.13 92 3.04 61 2.09 86 3.3 96 1.84 90 2.51 85 1.63 69 1.83 Draw a scatter diagram depicting the correlation between the two variables. Determine the correlation coefficient between the two variables using Excel. Present a regression output between a dependent and one independent variable. Obtain estimated coefficients and R-squared and interpret them. Write a short report on the findings.
A forecaster used the regression equation Qt = a + bt+c₁D₁ + C2 D2 + c3 D3 and quarterly sales data for 2004/-2021/V(t = 1, ..., 64) for an appliance manufacturer to obtain the results shown below. Q is quarterly sales, and D₁, D2 and D3 are dummy variables for quarters I, II, and III. DEPENDENT VARIABLE: QT R-SQUARE F-RATIO P-VALUE ON F OBSERVATIONS: 64 0.8768 107.982 0.0001 VARIABLE INTERCEPT T D1 D2 D3 PARAMETER ESTIMATE 30.0 1.5 10.0 25.0 40.0 STANDARD ERROR 12.80 0.70 3.00 7.20 15.80 T-RATIO P-VALUE 2.34 0.0224 2.14 0.0362 3.33 0.0015 3.47 0.0010 2.53 0.0140 At the 5 percent level of significance, is there a statistically significant trend in sales?
First Die 4 6. 1 3 4 6. 7 3 4 5. 6. 7. 8. 4 5. 6. 7 8. 9. 4 6. 7. 8. 9. 10 5 6. 8 6. 10 11 8. 9. 10 11 12 419 t in 47 Second Die
Find the value of x

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y 24.31 4 21.82 22.63 6 22.54 7 21.35 8 20.06 18.47 10 18.98 11 18.29 12 16.3