Question
The following are six observations collected from treatment 1, four observations collected from treatment 2, and...
The following are six observations collected from treatment 1, four observations collected from treatment 2, and five observations collected from treatment 3. Test the hypothesis at the 0.05. significance level that the treatment means are equal. questions: 1. What is the sample size n? 2.What is the number of treatment K? 3. what is the degrees of freedom for the treatments? 4. what is the degrees of freedom for the error? 5. at a 0.05 level of significance, what is F critical?
| treatment 1 | treatment 2 | treatment 3 |
| 9 | 13 | 10 |
| 7 | 20 | 9 |
| 11 | 14 | 15 |
| 9 | 13 | 14 |
| 12 | 15 | |
| 10 |
Homework Answers
Answer #1
Not the answer you're looking for?
Similar Questions
The following are six observations collected from treatment 1, ten observations collected from treatment 2, and...
The following are six observations collected from treatment 1,
ten observations collected from treatment 2, and eight observations
collected from treatment 3. Test the hypothesis that the treatment
means are equal at the 0.05 significance level.
Treatment 1
Treatment 2
Treatment 3
3
9
6
2
6
3
5
5
5
1
6
5
3
8
5
1
5
4
4
1
7
5
6
4
Find the 95% confidence interval for the difference between
treatment 2 and 3. (Round...
The college of business was interested in comparing the attendance for four different class times for...
The college of business was interested in comparing the
attendance for four different class times for a business statistics
class. They collected data for the class times (08:00, 10:00, 13:00
and 15:00) for each day (Monday to Friday) of a randomly selected
week. Days is the
Select one:
a. has no special name
b. blocking variable
c. treatment variable
d. intersection
e. variation
Suppose we perform ANOVA to test the equality of five means at
the 0.05 significance level. If...
Problem 1: 25 patients with blisters were randomly assigned to treatment A, treatment B and Placebo;...
Problem 1: 25 patients with blisters were
randomly assigned to treatment A, treatment B and Placebo; the
number of days until the blisters heal were recorded. Are these
treatments significantly different? Use α = 5%.
Treatment A
5
6
6
7
7
8
9
10
Treatment B
7
7
8
9
9
10
10
11
Placebo
7
9
9
10
10
10
11
12
13
Sample size (n)
Median
Mean
Standard Deviation (S)
Treatment A
8
7
7.250
1.669
Treatment...
The following data are from a completely randomized design. Treatment Treatment Treatment A B C 32...
The following data are from a completely randomized design.
Treatment
Treatment
Treatment
A
B
C
32
46
33
30
45
36
30
46
35
26
48
36
32
50
40
Sample mean
30
47
36
Sample variance
6
4
6.5
At the = .05 level of significance, can we reject
the null hypothesis that the means of the three treatments are
equal?
Compute the values below (to 1 decimal, if necessary).
Sum of Squares, Treatment
Sum of Squares, Error
Mean Squares,...
The following data are from an independent-measures experiment comparing two treatment conditions. Treatment 1 &n
The following data are from an independent-measures experiment
comparing two treatment
conditions. Treatment
1 Treatment
2
4 19
5 11
12 18
10 10
10
12
7
14
(a) Calculate the mean for Treatment 1 and Treatment 2
(b) What is the Pooled Sample variance?
© What is the estimated standard error?
(d) Do these data indicate a significant difference between the
treatments at the .05 level of significance?
(e) Compute r2 to measure the...
In a completely randomized design, 12 experimental units were used for the first treatment, 15 for...
In a completely
randomized design, 12 experimental units were used for the first
treatment, 15 for the second treatment, and 20 for the third
treatment. Complete the following analysis of variance (to 2
decimals, if necessary). Round p-value to four decimal
places. If your answer is zero enter "0".
Source of
Variation
Sum of
Squares
Degrees of
Freedom
Mean Square
F
p-value
Treatments
1,300
Error
Total
1,800
At a .05 level of
significance, is there a significant difference between the...
Hello! Consider the following table: SS DF MS F Among Treatments 3546.57 1182.19 4.58 Error -...
Hello!
Consider the following table:
SS
DF
MS
F
Among Treatments
3546.57
1182.19
4.58
Error
-
-
-
-
-
Total
6387.76
14
Step 1: Sum of Squares for Error (SSE)=
2841.19
Step 2: Degrees of Freedom among Treatments (SST)=
3
Step 3: Degrees of Freedom for Error (DFE)=
11
Step 4: Mean Square for Error (MSE)= 258.29
Step 5: Sum of Squares among Treatments (SST)=
3546.57
My questions:
Step 6 of 8 : What is the variation of the individual...
. Complete the analysis of variance table for the following data. Treat it as a two...
. Complete the analysis of
variance table for the following data. Treat it as a two
way
Block Design. (Use α = 0.05). In each cell there are 2
observations, except for
the
last cell, which has only one observation.
DATA
Source A
Means
I
II
III
Source B Level 1
20 18
12 14
9 11
14
Source B Level 2
12 10
10 8
8
9.6
Means
15
11
9.33
Grand Mean = 12
ANOVA...
A bottle cap manufacturer with four machines and six operators wants to see if variation in...
A bottle cap manufacturer with four machines and six operators
wants to see if variation in production is due to the machines
and/or the operators. The ANOVA table follows.
Source
Sum of Squares
df
Mean Square
Machines
125
Operators
215
Error
60
Total
400
What are the degrees of freedom for the machines?
What are the degrees of freedom for the operators?
What are the degrees of freedom for the errors?
What is the critical value of F for the...
Consider the following sample information for three treatment groups: Treatment 1 : 10 11 12 19...
Consider the following sample information for three treatment
groups: Treatment 1 : 10 11 12 19 Treatment 2: 8 9 11 7 Treatment
3:6 5 4 9(a) Using the 0.05 significance level, test the null
hypothesis that the three treatment means are equal. (b) Interpret
your results
ADVERTISEMENT
Need Online Homework Help?
Get Answers For Free
Most questions answered within 1 hours.
ADVERTISEMENT
Active Questions
asked 46 minutes ago
asked 1 hour ago
asked 1 hour ago
asked 1 hour ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 2 hours ago
asked 3 hours ago
asked 3 hours ago