Math 137 Quiz 1 Copy 1
Solutions
Be sure to circle the approprite letter or insert the answer in the space provided.
1. Find the Mean and Population Statndard Deviation. You final answer should
be correct to 2 places after the decimal point.
x
frequency
1
Math 137 Project 1 Solutions
1. Consider the following distribution of numbers:
X
1
2
3
4
5
6
7
frequenc
1
2
3
2
2
1
1
y
In the following your answers should be correct to 2 places after the decimal point.
a. The Mode is 3
b. The Midrange is 4
c. The Medi
Math 137 Project 2
Solutions
1. For Babe Ruths homerun seasons the 60th Percentile is 46.
count 14 up.
0.6 22 13.2
The Percentile associated with his hitting 25 homeruns is 34th.
7 below 22 so 7.5/22 = 0.34.
2. In search of Probability and Statistics Exe
Math 137 Quiz 3 Copy 1
Solutions
Be sure to circle the appropriate letter or insert the number in the space provided.
1. A jury of 5 people is randomly selected form a jury pool of 3 woman and 5
men. Find the probability that the jury consists of exactly
Math 137 Project 3 Solutions
1. 4 people are selected at random for a jury from a jury pool consisting of 4 women and 6
men. Find the probability that the jury consists of 2 or 3 women. Your final answer
should be correct ot 3 places after the decimal poi
Math 137 Practice Quiz 2 Solutions
1. Consider the distribution of 17 numbers:
6, 9, 11, 19, 23, 27, 29, 36, 41, 43, 47, 50, 51, 55, 58, 63, 67
a. The 28th Percentile is 23. (.2817 = 4.76 so count 5 up.)
b. The Percentile associated with 55 is 0.79. (13.5
Math 137 Project 2
Name:_
1. For Babe Ruths homerun seasons the 60th Percentile is _.
The Percentile associated with his hitting 25 homeruns is _.
2. In search of Probability and Statistics Exercise 1.90. The Coefficient of Variation for
Attacks is _. The
Math 137 Project 4
Name:_
Financial data for the rates of return of two stocks A and B for 4 years is as per table.
year
A
B
Probability
1
0.4
0.8
0.25
2
0.7
1.2
0.25
3
-0.5
-0.6
0.25
4
0.6
1.0
0.25
A portfolio of the two stocks puts equal amount of money
Math 137 Bonus Problem 1 Copy 2 Solutions
1. Consider the following collection of numbers
10, 4, 16, 25, 9, 20
a.
b.
c.
d.
e.
f.
Compute the median _
Compute the mean
_
Compute the midrange _
Compute the range _
Compute the sample variance _
Compute the s
Math 137 Quiz 3 Copy 2
Solutions
Be sure to circle the appropriate letter or insert the number in the space provided.
1. A jury of 5 people is randomly selected form a jury pool of 3 woman and 6
men. Find the probability that the jury consists of exactly
Math 137 Quiz 2 Copy 2 Solutions
Be sure to circle the appropriate letter or insert the answer in the space provided.
1. For Roger Maris 14 homerun seasons of
5, 8, 9, 9, 13, 14, 16, 19, 23, 26, 28, 33, 39, 61
a. The 68 Percentile is 26. (.6814=9.52 so co
Math 137 Project 3
Name:_
1. 4 people are selected at random for a jury from a jury pool consisting of 4 women and 6
men. Find the probability that the jury consists of 2 or 3 women. Your final answer
should be correct ot 3 places after the decimal point.
Math 137 Practice Quiz 3
Be sure to circle the appropriate letter or insert the number in the space provided.
1. Bertha randomly takes 6 marbles from a bag of 5 red and 6 green marbles.
Find the probability that she has selected exactly 3 red marbles. You
Math 137 Practice Quiz 4 Solutions
Be sure to write your answer in the space provided or circle the appropriate letter.
1. The following information is given concerning random variables A and B.
. Find
. Your final answer should be
( A) 10; ( B) 15; cov(
Math 137 Practice Quiz 4
Be sure to write your answer in the space provided or circle the appropriate letter.
1. The following information is given concerning random variables A and B.
. Find
. Your final answer should be
( A) 10; ( B) 15; cov( A, B) 5
Math 137 Practice Quiz 3 Solutions
Be sure to circle the appropriate letter or insert the number in the space provided.
1. Bertha randomly takes 6 marbles from a bag of 5 red and 6 green marbles.
Find the probability that she has selected exactly 3 red ma
Math 137 Practice Quiz 1
1. Find the Mean and Population Standard Deviation of the distribution with
Frequency Histogram of
5
4
3
2
1
0
1
2
3
4
Your final answer should be correct to 2 places after the decimal point.
The Mean is _. The Population Standard
Math 137 Bonus Problem 1 Copy 1 Solutions
1. Consider the following collection of numbers
10, 4, 14, 23, 9, 18
a.
b.
c.
d.
e.
f.
Compute the median _
Compute the mean
_
Compute the midrange _
Compute the range _
Compute the sample varaiance _
Compute the
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DEPAUL UNIVERSITY
Autumn 2015- SYLLABUS
Business Calculus II MAT 136 -401
Instructor Name: Serpil Caputlu (Ms.C)
Email: [email protected], [email protected]
Office: Loop Campus Lewis Center1653
Math Department Phone Number: 312 3628870
Student Hours/Of
Statistics Additional Problems 5
1. Betty and Bob toss a pair of coins 100 times with the following
results:
Number of heads
Frequency
0
30
1
50
2
20
a. Do these results support the Null Hypothesis that the coins are
perfectly balanced at a 95% level of c
Statistics Additional Problems 4
1. A lottery offers one $1,000 prize, one $500 prize, and five $100
prizes. One thousand tickets are sold for $3 each. Find the
expected profit if a person buys one ticket.
2. Rolling Dice: Betty pays 50 cents to play a ga
Statistics Additional Problems 3
1. Rolling 2 Dice: If 2 dice are rolled then what is the probability of
getting:
a. A sum less than 9
b. A sum greater than or equal to 10
c. A 3 on one die or both dice.
2. Murder Victims: In 2010 24.8% were killed by a f
Math 137 Project 1
Name:_
1. Consider the following distribution of numbers:
X
1
2
3
4
5
6
7
frequenc
1
2
3
2
2
1
1
y
In the following your answers should be correct to 2 places after the decimal point.
a. The Mode is _
b. The Midrange is _
c. The Median
Math 137 Practice Quiz 2
1. Consider the distribution of 17 numbers:
6, 9, 11, 19, 23, 27, 29, 36, 41, 43, 47, 50, 51, 55, 58, 63, 67
a. The 28th Percentile is _.
b. The Percentile associated with 55 is _.
Your final answer should be correct to 2 places a
Math 137 Practice Quiz 1 Solutions
1. Find the Mean and Populatiion Standard Deviation of the ditribution with
Frequency Histogram of
5
4
3
2
1
0
1
2
3
4
Your final answer should be correct to 2 places after the deimal point.
The Mean is 2.64. The Populat
Math 137 Quiz 1 Copy 2 Solutions
Be sure to circle the approprite letter or insert the answer in the space provided.
1. Find the Mean and Population Statndard Deviation. You final answer should
be correct to 2 places after the decimal point.
x
frequency
1
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