Majestie Robinson
10/15/16
Chapter 6
1. Z score =0.35 percentage= 13.683
Answer: 13.68
2.
mean =25.7
SD=5.2
Raw scores= a)21.6 b) 28.9 c) 24.5
Z scores=?
Answer: a=0.79, b=0.62, c= 0.23
3. A) 21.48 B) 73.24 C) 40.90
4. A) 42.1 B) 56.2 C) 47.7
5. A) 3
BINOMIAL DISTRIBUTION
Parameters
Number of Trials, n
=
Success Probability, p
=
Characteristics
Mean, E(X)
=
E(X)
=
E(X)-(E(X)
=
Median
=
Mode
=
Skewwness
=
Excess Kurtosis
=
1465
0.2
Probability Calculation
Lower bound, l
=
18
Upper bound, u
=
25
P( 18 X
1. What is the difference between saying that you should get "heads" about half the time when flipping a "fair" coin and the actual probability of getting 10 heads in 20 flips?
The difference is staggering. When saying that I should get "heads" using a "f
Week One Homework Assignment
QUESTION 1
A total of 1,300 students have completed the MAT 103 course during the past ten years
A random sample consisting of 25 students who completed the course during the past ten
years was selected and their final course