MNS205HOMEWORK#9
91. In a family with 3 children, excluding multiple births, what is the probability of
having 2 boys and 1 girl, in that order? Assume that a boy is as likely as a girl at
each birth.
[5 POINTS]
P(E) = n(E) / n(S)
P(E) = 1 / 8
1. BBB
2.
MNS205HOMEWORK#7
71.
Graph:
yx1
72.
Graph:2x5y10[15 points]
[15 points]
73. Match the solution region of the system of linear inequalities with one of the four
regions shown in the figure [10 points]
x+2y8
IIIandIV
3x2y0
IandIV
Solution:II
74.Solvethesys
MNS205 HOMEWORK #8
I am so sorry I missed the live session today! My son had an allergic reaction
and had to go to the er and we just now (7:30PM) just got home! Again I am so
sorry that I missed the final live session. Hopefully there wasnt anything too
MNS205HOMEWORK#5
51. Graph the following system and use the graph to solve the system:
4x + 2y = 8
2x y = 0
No solutions, the lines never intersect!
52.Solvebygraphingandwritethesolution.[10 POINTS]
3xy=2
x+2y=10
[10 POINTS]
(2,4) is where the two lines
Week1
Chapter 12
Linear Equations, Standard
Form
In general, a firstdegree, or linear, equation in one variable
is any equation that can be written in the form
ax b 0
where a is not equal to zero. This is called the standard form
of the linear equation.
Hw1
1.1
1) Solve.
3y 4 = 6y 19
2) Solve. 3(4  x) = 5 (x +1)
3) Solve for m.
y = mx + b.
1.2
4) Graph
x
y= 2 +1
5) Find the slope and y intercept of y =
x
5

1
2
6) Find the slope of the line passes through the points (2,3) and (3,7).
2.1
7) given f(x)
Chapter 1 Discussion Questions
1. Define the term supply chain management in your own words, and list its most
important activities.
Supply chain management is the integration of all process from the initial
raw material to the end product. This includes
1. A researcher wishes to test the claim that the average cost of tuition and fees at a fouryear
public college is greater than $5700. She selects a random sample of 36 fouryear public college
and finds the mean to be $5950. The population standard devi
1) Give two examples for discrete data?
o
Discrete data or variables are countable usually who numbers
Example1: The number of mice in a cage
Example 2: The of students in a class
2) The number of visitors to the Historic Museum for 25 randomly selected
Running Head: GROCERY STORE GENDER DISTRIBUTION
1
Grocery Store Shopper Gender Distribution by Time of Day
National University
MSN 601
Zahra Salehpoor
May 28, 2015
Grocery Store Shopper Gender Distribution by Time of Day
Nutrition is a pillar of life, and
1) A researcher wishes to estimate the number of days it takes an
automobile dealer to sell a car. A sample of 50 cars had a mean time on the
dealer ' s lot of 54 days. Assume the population standard deviation to be 6
days. Find the best point estimate of
1) A financial adviser suggests that his client select one of two types of bonds in which to
invest $5000. Find the expected rate of return and decide which bond would be a better
investment. When the bond defaults, the investor loses all the investment.
This homework is due on Sunday May 14th by midnight.
1) Given the sample:
25, 40, 37, 22, 40, 38, 42, 32
find:
a) mean = x/n 25 + 40 + 37 + 22 + 40 + 38 + 42 + 32 = 276/8 mean = 34.5
b) median = 22 25 32 37 38 40 40 42 37+38 = 75 75/2 = 37.5 median = 37.
Ladagana, Amanda
131
Certainty the solution to every problem is easily predicted. Most everyday decisions are made under
certainty.
Risk the solution to most problems could have multiple outcomes. The outcomes are usually predicted
using different method
Ladagana, A
MNS 407
1.
What is the difference between management and management science?
Management is an extremely broad subject that includes strategic planning, setting; goals, managing
resources, arranging human and monetary resources needed to achiev
Ladagana, A
MNS 407
1. There are so many types of models and so many ways to classify them; basically a model is a
representation of a real object or an everyday situation. Sang Lee and David Olsen (2012) state,
Every model has one basic purpose to repres
Ladagana, Amanda
Chat Problem
Max Z=x 1 +2 x 2x 3
2 x 1 + x 2+ x 3 + s1=1 4
2 x 1 + x 2+ x 3 1 4
4 x 1 +2 x2 +3 x 3+ s 2=2 8
4 x 1 +2 x2 +3 x 3 2 8
2 x 1 +5 x 2+5 x 3 +s 3=3 0
2 x 1 +5 x 2+5 x 3 3 0
all variable 0
x 1 0 ; x2 0; x 3 0
[
x 1 x 2 x 3 s1 s 2
Ladagana, Amanda
y = mx + b
m = slope
b = yintercept
2x + y 1
y 2x + 1
0 2(0) +1
01
m = 2
solve for x and y (0, 0)
2(0) + y 1
y1
x = 0, y = 1
2x + (0) 1
2x 1
x
x = , y = 0
x 2y 4
2y x + 4
y  x/2 + 4/2
y x/2 2
m=
solve for x and y (0, 0)
(1) 2y 4
Business Statisticsl
ChapterFive: Measures of Dispersion
An average may give a good idea of the type of data, but it cannot reveal all the characteristics of the
data. It cannot tell us in what manner all the values of the variable are scattered or disp
Business Statisticsl
Chapter8: Probability
Introduction: The first foundation of the Theory of Probability was laid in the middle of the
seventeenth century which has become one of the most fascinating and debatable subjects in recent
year. The probabil
Business StatisticsI
ChapterFour: Measures of Central Tendency
What is Central Tendency?
In many frequency distributions, the tabulated values show small frequencies at the
beginning & at the end & very high frequency at the middle of the distribution.
Business Statisticsl
ChapterThree: Presentation of Statistical Data
All Statistical investigations are carried on with a definite purpose in view and the collection of data. So
need to know the proper knowledge about data.
(A) Classification of Data
Aft