MATH 040: Probability and Statistics Dr. Kimberly F. Sellers, Instructor Homework 4 Problems
1. p. 136, Problem 17 2. p. 136, Problem 18 3. p. 136, Problem 21 4. p. 137, Problem 29 5. p. 138, Problem
10-14) Two-Sample T-Test and CI
Sample
1
2
N
12
16
Mean
10.94
12.15
StDev
1.26
1.99
SE Mean
0.36
0.50
Difference = (1) - (2)
Estimate for difference: -1.210
95% CI for difference: (-2.560, 0.140)
T-Te
10-122. Construct a data set for which the paired t-test statistic is very large, indicating that
when this analysis is used, the two population means are different, but t for the two-sample ttest is
HW 3
Due on Oct 18, Tuesday before class.
The homework should be neat with the pages stapled together in the upper
left corner. The problems should be in sequential order. Only paper copies
will be ac
HW 1
Due on Sep 15, Thursday before class.
The homework should be neat with the pages stapled together in the upper
left corner. The problems should be in sequential order. Only paper copies
will be a
HW 3
Due on Oct 6, Thursday before class.
The homework should be neat with the pages stapled together in the upper
left corner. The problems should be in sequential order. Only paper copies
will be ac
HW 2
Due on Sep 29, Thursday before class.
The homework should be neat with the pages stapled together in the upper
left corner. The problems should be in sequential order. Only paper copies
will be a
Monday, 15 September 2008
08-01. If the net force on an object is zero, what is the acceleration of the object? 1. positive 2. negative 3. depends on how many forces are applied 4. zero 5. I have abs
1
Quiz Meeting times: Tuesdays Wednesdays Thursdays
1General Chemistry Laboratory I - Fall 2008
Sections: 11 and 12 09 and 10 07 and 08 01 02 03 and 04 13 and PBPM 05 and 06
Fridays
11:15-12:05 3:1