Clark 1
Case Study Notes
What seems to be happening is that there are stock splits occurring at the sudden drops in
figure 9. You could verify this answer by finding the number of Pfizer shares being
Clark 1
Stats!
Case Study #1
1.) What seems to be happening is that there are stock splits occurring at the sudden drops
in figure 9. You could verify this answer by finding the number of Pfizer share
Math 119
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Review for Quiz 2
Focus on Modelin .237 _ 243 and
Combining Functions 8: Domain lSection 2.7]
A rectangular box has a length that is 9 feet greater than its height and
Review for Exam 1
Math 119
Sect. 1.10, 10.1, 10.8, 1.4, 10.7, 2.1, 2.2, 2.3, 2.4, Focus on Modeling, 3.1
Directions: Review sections in textbook and notes taken in class. Review class assignments and
Math 119
Review for Exam 2
Focus on Modeling pp. 237  243
1). (a). If 1800 feet of fencing is available to build five adjacent pens, as shown in the
diagram below, express the total area of the pens
Wave IV was designed to study the developmental and health trajectories across the life course
of adolescence into young adulthood. In Wave IV, biological data was also gathered in an attempt to
acqui
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Codebook for the depression study data (Depress.txt)
Variable Variable
Name Coding Description

ID 1 to 294 Identification number
SEX 1 = Male Gender of participant
2 = Female
AGE Continuous A
Focus Group Question Development Exercise: At least 5 people
in the focus group
1. Develop Welcome and Purpose
Example: Good afternoon, and welcome to our session. I am _ and with me is _
to record yo
MATH 105  Worksheet Week 7
Names:
1. The mean lifetime of a certain type of wristwatch is 21.6 months, with a standard deviation of 6.3
months. Suppose the lifetimes of these watches follow a normal
MATH 105  Worksheet Week 8
Names:
1. The following data represent the gestation period (days), x, of various animals along with their life
expectancy (years), y.
Animal Gestation
Cat
63
Chicken
22
Do
MATH 105  Worksheet Week 6
Names:
1. Use the normal table to find the area under the curve for each of the following zscores:
(a) z < 2.25 .0122
(b) z > .54 1 .7054 = .2946
(c) 2.52 < z < .54 .7054
November 19, 2015
CSCI 217 Class Test 2
Name:
INSTRUCTIONS: Please turn off your cellphones and put them away. Show your work.
There are five problems; each has equal value. The exam ends at 6:15. Fee
October 22, 2014
CSCI 217 Foundations of Computing
Class Test 1
Name:
INSTRUCTIONS: Please turn off your cellphones and put them away. Show your work.
There are six problems, each has equal value. Ple
Math 217 Discrete Mathematical Structures
Week 5 worksheet  Mathematical Induction
1. Give direct and indirect proofs of:
(a)
a b, c b, d (a c), d = b
(b)
p q, q r, (p r), p r = r
(c)
q, p q, p t = t
Math 217 Discrete Mathematical Structures
Week 10 worksheet  Functions
1. Let A = cfw_1, 2, 3, 4 and B = cfw_a, b, c, d. Determine which of the following are functions.
Explain.
(a) f A B, where f =
Math 217 Discrete Mathematical Structures
Week 4 worksheet  Logic
1. Identify simple propositions, express compound expression in symbolic form, and determine whether it is true or false.
(a) Today i
Math 217 Discrete Mathematical Structures
Week 2 worksheet
A partition of a set A is a set of one or more empty subsets of A: A1 , A2 , A3 , . . . such
that (a) A1 A2 . . . = A and
(b) the subsets are
Math 217 Discrete Mathematical Structures
Week 11 worksheet  Recurrence Relations
1. Define the sequence H by H0 = 4/3 and Hk = 3Hk1 2. Determine H5 and prove by
induction that Hk = 1 + 3k1 .
2. Let
Math 217 Discrete Mathematical Structures
Week 1 worksheet
1. For each part, represent the set with a 3 set Venn Diagram.
AEB(BEBC) .
2. We can write AGBB = (AUB) (AB), which makes it clear that this
Math 217 Discrete Mathematical Structures
Week 6 worksheet  Proofs with sets
1. (a) Prove or disprove: Let A and B be sets. If x A then x A B.
(b) Write the converse of part (a) and prove or disprove
Math 217 Discrete Mathematical Structures
Week 3 worksheet  Permutation and Combinations
1. Our text talks about Permutation and combinations without repetition. Lets figure
out how many ways to do t
Math 217 Discrete Mathematical Structures
Week 7 worksheet  More sets
1. (a) Partition A = cfw_0, 1, 2, 3, 4, 5 with the minsets generated by B1 = cfw_0, 2, 4 and
B2 = cfw_1, 5.
(b) How many differen
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