Stat 104 Assignment 7 solution
Total points: 30
Challenge Problem: 6
6.70 (2 points)
(a) Statistically insignificant means that the results were so small that they could have
occurred simply by chance.
(b) Had the effects been large, then the statistical
Statistics 104
3.3.
Homework #4
The exact p-value is .0488.
StatXact output for Exercise 3
KRUSKAL-WALLIS TEST [That the 3 populations are identically distributed]
Statistic based on the observed data :
T(X) = The Observed test Statistic =
5.780
Asymptoti
STAT 107
Concepts of Statistics
Summer 2009
Instructor: Dr. Marcus A. Agustin
Office: SL 1325
Phone: (618) 650-3681
Email Address: [email protected]
Website: http:/www.siue.edu/magusti/
Office Hours: 1:00-2:00 pm MTWR or by appointment
Textbooks: Statistic
Statistics 104
1.1.
Homework #I
B = 38 (out of 40), Z = 5.96, one-sided p-value less than .0001.
Comment: Here we are applying continuous data methods to data that are discrete but have a lot of
possible values. In such situations, it can happen that ther
STAT 104
Solution Set to Assignment 3
(Marking scheme: 35 points for questions with 5 bonus points for challenge: Total = 40)
4.6) (1 point)
Using the Applet
a)
After the first 40 tosses, the proportion of heads is 0.38 .
The count of heads is 15 out of 4