y - Po 1 + a +dt -- (A + 1) - 16 - (3+ 1- 12Excel output for the hospital labor needs case (sample size: n= 16)Confficient Standard Error t Stat p-ralue Lower 13 Upper 153.1413 0,00232.9579 0.0120 0.010215.357 2.91E-0Intercept1946. B020504.1819B4.28403045.3201XRay (xi)Dedbaya (x21Lungthstay (x3)D. D36D.01300,0ETO1.0394D.06760.19221.1866-413. 757-4.1964a. 0012 -62.sas0-198.9306(1) Find b, b and the t statistic for testing ,-D on the output and report their values. (Round your t value answers to 3decimal places and other answers to 4 decimal places. Negative values should be indicated by a minus sign.)bj sbj tHO 82 = 0HO: B3 = 0(2) Using the tstatistic and appropriate critical values, test : 8 - a versus ,: 8. o by setting a equal to 05. Which independentvariables are significantly related to yin the model with a =.05? (Round your answer to 3 decimal places.)1025HOHO: B1 = 0HO: B2 = 0HO: B3 = 0Do not rejectReject(3) Using the tstatistic and appropriate critical values, test ag: 8.- o versus a,: 8, o by setting a equal to 01 Which independentvariables are significantly related to yin the model with a=.01? (Round your answer to 3 decimal places.)LO05HO: B0 = 0HO: B1 = 0HO: B2 = 0HO: B3 = 0HOHOHO(4) Find the pvalue for testing : 4 - D versus : A-0 on the output. Using the pvalue, determine whether we can reject Ho bysetting a equal to 10, .05,.01, and 001. What do you conclude about the significance of the independent variables in the model?(Round your answers to p-value at 82=0 and B3-0 to 4 decimal places. Round other answers to 3 decimal places.)HO: B1 =0 isRaject H0 at aHà 120 isReject HO ataHO: B3 = 0isReject HO at a(5) Calculate the 95 percent confidence interval for 8. (Round your answers to 3 decimal places. Negative values should beIndicated by a minus sign.8182B3(6) Calculate the 99 percent confidence interval for 84, (Round your answers to 3 decimal places. Negative values should beIndicated by a minus sign.)19% C.I.8182

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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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I'm stuck on D because I'm having a hard time with P-value.
Class 1 Final Sample Size: 30 Sample Variance: 80.55 Sample Mean: 44.2917 Class 2 Final Sample Size:30 Sample Variance: 55.29 Sample Mean: 36.4833 The assignment says to use the Z test for means and assume the hypothesized difference is 0. 1. Is there a significant difference in the means of the two finals at the .01 level of significance? 2. Why or why not?
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Which of the following conclusions is correct for these test results? > bartlett.test(len~river, data=rivers) Bartlett test of homogeneity of variances data: len by river Bartlett's K-squared = 0.61394, df = 4, p-value = 0.5226 %3D Hint* the first line of code should tell you the type of test you are dealing with. There is NO significant difference in variances among the rivers. There is a significant difference in variances among the rivers. There is NO significant difference in means among the rivers.
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3/10 Question 5 of 10, Step 1 of 1 Correct A manufacturer of banana chips would like to know whether its bag filling machine works correctly at the 413.0 gram setting. It is believed that the machine is underfilling the bags. A 41 bag sample had a mean of 412.0 grams. A level of significance of 0.05 will be used. Determine the decision rule. Assume the variance is known to be 625.00. Enter the decision rule, Answer E Tables E Keypad How to enter your answer Keyboard Shortcuts Reject Ho if z <
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