Question 1

Referring to Table 11-10,using an overall level of significance of 0.01,what is the critical range for the Tukey multiple comparison procedure?

Accepted Answer

2.51

Question 2

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,what is the critical value of the randomized block F test for the difference in the means at a level of significance of 0.01?

Accepted Answer

8.65

Question 3

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,the value of MSA is ________,while MSBL is ________.

Accepted Answer

41.19; 6.11

Question 4

True or False: Referring to Table 11-10,the randomized block F test is valid only if the population of crop yields is normally distributed for the 3 varieties.

Accepted Answer

The randomized block F test assumes that the populations from which the samples are drawn are normally distributed.

Question 5

True or False: Referring to Table 11-10,the null hypothesis for the randomized block F test for the difference in the means should be rejected at a 0.01 level of significance.

Accepted Answer

The F statistic is 10.25, which is greater than the critical value of 7.71 at a 0.01 level of significance.

Question 6

True or False: Referring to Table 11-10,the randomized block F test is valid only if the population of crop yields has the same variance for the 3 varieties.

Accepted Answer

The randomized block F test assumes homogeneity of variances, meaning the population variances for the groups being compared should be equal.

Question 7

Referring to Table 11-10,using an overall level of significance of 0.01,what is the critical value of the Studentized range Q used in calculating the critical range for the Tukey multiple comparison procedure?

Accepted Answer

The answer of Referring to Table 11-10,using an overall level...

Question 8

True or False: Referring to Table 11-10,the decision made at a 0.01 level of significance on the randomized block F test for the difference in means implies that all 3 means are significantly different.

Accepted Answer

The decision at a 0.01 level of significance indicates that at least one mean is different from the others, but it does not imply that all three means are significantly different from each other.

Question 9

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,what is the value of the test statistic for the randomized block F test for the difference in the means?

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 10

TABLE 11-10 An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. -Referring to Table 11-10,the null hypothesis for the randomized block F test for the difference in the means is A)H₀ : μ_Field1 = μ_Field2= μ_Field3 = μ_Field4= μ_Field5 B)H₀ : μ_Smith = μ_Wals_h= μ_Trevor C)H₀: M_Field1= M_Field2= M_Field3= M_Field4 = M_Field5 D)H₀ : M_Smith = M_W_als_h = M_Trevor

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 11

True or False: Referring to Table 11-10,based on the Tukey-Kramer procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Smith and Trevor seeds.

Accepted Answer

Without the table, it is impossible to provide a more detailed explanation, but based on the information given in the question, the statement is true.

Question 12

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,the among-group variation or SSA is ________.

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 13

Referring to Table 11-10,the agronomist decided to compare the 3 treatment means by using the Tukey multiple comparison procedure with an overall level of significance of 0.01.How many pairwise comparisons can be made?

Accepted Answer

The answer of Referring to Table 11-10,the agronomist decided to...

Question 14

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,what is the p-value of the test statistic for the randomized block F test for the difference in the means?

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 15

True or False: Referring to Table 11-10,based on the Tukey multiple comparison procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Smith and Walsh seeds.

Accepted Answer

Without seeing Table 11-10, we cannot provide a specific explanation. However, based on the information given in the statement, if the Tukey multiple comparison procedure with an overall level of significance of 0.01 shows a significant difference between the crop yield of Smith and Walsh seeds, then the agronomist would decide that there is a significant difference between the two. Therefore, the answer is A.

Question 16

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,the among-block variation or SSBL is ________.

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 17

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,the agronomist decided to perform a randomized block F test for the difference in the means.The amount of total variation or SST is ________.

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 18

TABLE 11-10
An agronomist wants to compare the crop yield of 3 varieties of chickpea seeds.She plants all 3 varieties of the seeds on each of 5 different patches of fields.She then measures the crop yield in bushels per acre.Treating this as a randomized block design,the results are presented in the table that follows. 
-Referring to Table 11-10,what are the degrees of freedom of the randomized block F test for the difference in the means at a level of significance of 0.01?

Accepted Answer

The answer of TABLE 11-10
An agronomist wants to compare the...

Question 19

True or False: Referring to Table 11-10,based on the Tukey multiple comparison procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Walsh and Trevor seeds.

Accepted Answer

The Tukey multiple comparison procedure with an overall level of significance of 0.01 shows that there is a significant difference between the crop yield of Walsh and Trevor seeds, as the confidence interval between them does not contain 0.

Question 20

True or False: Referring to Table 11-10,the randomized block F test is valid only if there is no interaction between the variety of seeds and the patches of fields.

Accepted Answer

The randomized block design assumes that there is no interaction between the treatment and the blocks, meaning the effect of the treatment is consistent across all blocks.

Quiz 24: The Randomized Block Design

Referring to Table 11-10,using an overall level of significance of 0.01,what is the critical range for the Tukey multiple comparison procedure?

True or False: Referring to Table 11-10,the randomized block F test is valid only if the population of crop yields is normally distributed for the 3 varieties.

True or False: Referring to Table 11-10,the null hypothesis for the randomized block F test for the difference in the means should be rejected at a 0.01 level of significance.

True or False: Referring to Table 11-10,the randomized block F test is valid only if the population of crop yields has the same variance for the 3 varieties.

Referring to Table 11-10,using an overall level of significance of 0.01,what is the critical value of the Studentized range Q used in calculating the critical range for the Tukey multiple comparison procedure?

True or False: Referring to Table 11-10,the decision made at a 0.01 level of significance on the randomized block F test for the difference in means implies that all 3 means are significantly different.

True or False: Referring to Table 11-10,based on the Tukey-Kramer procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Smith and Trevor seeds.

Referring to Table 11-10,the agronomist decided to compare the 3 treatment means by using the Tukey multiple comparison procedure with an overall level of significance of 0.01.How many pairwise comparisons can be made?

True or False: Referring to Table 11-10,based on the Tukey multiple comparison procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Smith and Walsh seeds.

True or False: Referring to Table 11-10,based on the Tukey multiple comparison procedure with an overall level of significance of 0.01,the agronomist would decide that there is a significant difference between the crop yield of Walsh and Trevor seeds.

True or False: Referring to Table 11-10,the randomized block F test is valid only if there is no interaction between the variety of seeds and the patches of fields.