sample mean sd 1 12 11.54 2.4349 2 10 7.63 2.3769 3 15 ? 2.7837 Pairwise comparisons usingt tests with pooled SD data: c2 and sample 1 2 0.003 - 3 1.000 0.000 P value adjustment method: bonferroni (a) Find a 94% Bonferonni confidence interval for u2 - 41. (b) Which pairs of means are significantly different, using the Bonferonni method at t. enter your answer in the form a,b (numbers correct to 3 decimals) Problem #4(a): (A) 1 and 2 only (B) 1 and 3 only (C) 1 and 2, 2 and 3 only (D) 2 and 3 only (E) r (F) 1 and 2, 1 and 3 only (G) all of them (H) 1 and 3, 2 and 3 only Problem #4(b): Select v Which pairs?

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
Problem 91E
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Problem #4: Consider the data set that is summarized in the R Output below.
Df
Sum Sq
F Value
Mean Sq
70.451
Pr (>F)
0.0003 ***
C2
2
140.90
10.67
Residuals
34
224.54
6.604
---
Signif. codes:
1**! 0.01
0.05 '.' 0.1 ' ' 1
1***!
0.001
1ォ
sample
mean
sd
2.4349
2.3769
1
12
11.54
10
7.63
15
?
2.7837
Pairwise comparisons using t tests with pooled SD
data:
C2 and sample
2 0.003 -
3 1.000 0.000
P value adjustment method: bonferroni
(a) Find a 94% Bonferonni confidence interval for µ2 – u1.
(b) Which pairs of means are significantly different, using the Bonferonni method at the 6% significance level?
enter your answer in the form a,b
(numbers correct to 3 decimals)
Problem #4(a):
(A) 1 and 2 only (B) 1 and 3 only (C) 1 and 2, 2 and 3 only (D) 2 and 3 only (E) none of them
(F) 1 and 2, 1 and 3 only (G) all of them (H) 1 and 3, 2 and 3 only
Problem #4(b):
Select v Which pairs?
Transcribed Image Text:Problem #4: Consider the data set that is summarized in the R Output below. Df Sum Sq F Value Mean Sq 70.451 Pr (>F) 0.0003 *** C2 2 140.90 10.67 Residuals 34 224.54 6.604 --- Signif. codes: 1**! 0.01 0.05 '.' 0.1 ' ' 1 1***! 0.001 1ォ sample mean sd 2.4349 2.3769 1 12 11.54 10 7.63 15 ? 2.7837 Pairwise comparisons using t tests with pooled SD data: C2 and sample 2 0.003 - 3 1.000 0.000 P value adjustment method: bonferroni (a) Find a 94% Bonferonni confidence interval for µ2 – u1. (b) Which pairs of means are significantly different, using the Bonferonni method at the 6% significance level? enter your answer in the form a,b (numbers correct to 3 decimals) Problem #4(a): (A) 1 and 2 only (B) 1 and 3 only (C) 1 and 2, 2 and 3 only (D) 2 and 3 only (E) none of them (F) 1 and 2, 1 and 3 only (G) all of them (H) 1 and 3, 2 and 3 only Problem #4(b): Select v Which pairs?
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