(b) Identify the degrees of freedom for the numerator and for the denominator, determine the critical value, and determine the rejection region. The table to the right shows the cost per ounce (in dollars) for a random sample of toothpastes exhibiting very good stain removal, good stain removal, and fair stain removal.At a = 0.05, can you conclude that the mean costs per ounce are different? Perform a one-way ANOVA test by completing parts a through d. Assume that each sample is drawnfrom a normal population, that the samples are independent of each other, and that the populations have the same variances.Fair stain OVery goodstainGoodstainremovalremovalremoval0.350.640.600.642.661.320.360.980.441.590.580.370.330.471.39(a) Identify the claim and state Ho and Ha. Choose the correct answer below.O A. Ho: H1 =H2 = H3 "Ha = Hs =H6VB. Ho: H = 2 =H3Ha: At least two means are different from the others. (claim)Ha: At least one mean is different from the others. (claim)O D. Ho: At least one mean is different from the others. (claim)Ha: H1 =H2 =H3 = H4 = H5 = H6O C. Ho: H1 =2 =H3 (claim)Ha: At least one mean is different from the others.(b) Identify the degrees of freedom for the numerator and for the denominator, determine the critical value, and determine the rejection region.The degrees of freedom for the numerator, d.f.N, is, and the degrees of freedóm for the denominator, d.f.D, is

( b ) d.f N is = ? d.f D is = ? The critical value = ? The rejection region is ?

The table to the right shows the cost per ounce (in dollars) for a random sample of toothpastes exhibiting very good stain removal, good stain removal, and fair stain removal. At a= 0.05, can you conclude that the mean costs per ounce are different? Perform a one-way ANOVA test by completing parts a through d. Assume that each sample is drawn from a normal population, that the samples are independent of each other, and that the populations have the same variances. Very good stain Good stain Fair stain O removal removal 0.35 removal 0.60 1.32 0.64 0.64 2.66 0.36 0.98 0.44 1.59 0.58 0.37 0.33 0.47 1.39 (a) Identify the claim and state Ho and H. Choose the correct answer below. B. Ho: H =P2 "H3 H: At least one mean is different from the others. (claim) H: At least two means are different from the others. (claim) OC. Ho: H =2 "P3 (claim) OD. Ho: At least one mean is different from the others. (claim) H: At least one mean is different from the others. (b) Identify the degrees of freedom for the numerator and for the denominator, determine the critical value, and determine the rejection region. The degrees of freedom for the numerator, d.fN. is. and the degrees of freedom for the denominator, d.f.p. is

The table to the right shows the cost per ounce (in dollars) for a random sample of toothpastes exhibiting very good stain removal, good stain removal, and fair stain removal. At a= 0.05, can you conclude that the mean costs per ounce are different? Perform a one-way ANOVA test by completing parts a through d. Assume that each sample is drawn from a normal population, that the samples are independent of each other, and that the populations have the same variances. Very good stain Good stain Fair stain O removal removal 0.35 removal 0.60 1.32 0.64 0.64 2.66 0.36 0.98 0.44 1.59 0.58 0.37 0.33 0.47 1.39 (a) Identify the claim and state Ho and H. Choose the correct answer below. B. Ho: H =P2 "H3 H: At least one mean is different from the others. (claim) H: At least two means are different from the others. (claim) OC. Ho: H =2 "P3 (claim) OD. Ho: At least one mean is different from the others. (claim) H: At least one mean is different from the others. (b) Identify the degrees of freedom for the numerator and for the denominator, determine the critical value, and determine the rejection region. The degrees of freedom for the numerator, d.fN. is. and the degrees of freedom for the denominator, d.f.p. is

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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