MAT 121 / Quiz #3 / 80 points
DIRECTIONS: Show your work to ensure partial credit or explain how you arrived at your
conclusion whenever appropriate.
1. To estimate the average number of minutes it ta
Written Assignment #1
Directions: Answer each of the following questions. Show your work or explain how you
arrived at your conclusion whenever appropriate. Use your calculator.
In a random sample of
1. A study was done to determine the size of the typical American family. The number
of children per family was recorded for a random sample of 45 families living in a
large urban apartment building.
Quiz #2 - 80 points
DIRECTIONS: Be sure to clearly explain your thought process when answering each question,
especially if you hope to receive partial credit in the event that your solution is in som
Quiz #6 / 80 points
DIRECTIONS: Show your work or explain how you arrived at your conclusion
whenever appropriate.
1. In 2008 the stock market crashed. During this time, a survey of adult investors we
Quiz #2 - 80 points
DIRECTIONS: Be sure to clearly explain your thought process when answering each question,
especially if you hope to receive partial credit in the event that your solution is in som
Quiz #1
1. The general manager of the grocery store Wegmans in Canandaigua, NY, wants to
know the average (typical) amount of time it takes for a customer to check out of his
grocery store. Last Satur
MAT 121 / Quiz #3 / 80 points
DIRECTIONS: Show your work to ensure partial credit or explain how you arrived at your
conclusion whenever appropriate.
1. To estimate the average number of minutes it ta
Question 1 (1 point)
1
"Favorite color" is which type of variable?
Question 1 options:
1) Qualitative
2) Quantitative
Save
Question 2 (1 point)
2
"Number of children in your family" is which type of v
Question 7 (1 point)
7
In 2002, approximately 39% of the people eligible to vote in mid-term elections voted. Suppose you have
taken a sample of 7 eligible voters. What is the probability of having sa
SOLUTIONS TO HOMEWORK ASSIGNMENT 5
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
Beware of typos. Your solutions may be dierent from and/or better than
Part a)
1.
2. Correlation Coeficcient=-0.96322, R=-0.96322 last part of equation: (-9.63217/10)= -0.96322,
p-value= <0.0001
3.
Line of best fit equation: y=-0.202x+41.655
( xiX ) ( yiY ) 555
=
2
Calc
The information you provide here will be viewed only by your teacher.
Thank you.
1.
Name:_Allison Stewart_
2.
Major:_A.A. Liberal Arts for associates, International
Relations for bachelors
3.
School:_
Quiz #4 80 points
DIRECTIONS: Show your work or explain how you arrived at your conclusion whenever
appropriate.
1. Minitab was used to construct the five number summary and boxplot below for a
sample
1.
a. All customers in Wegmans between 8am and noon. Because whoever comes in
has the potential to buy something.
b. 200 customers that checked out in Wegmans.
c. Not random, it is convenience samplin
1.)
a. The sample for these numbers came from a specific living situation: families in a
large, urban, apartment. These are three factors that can determine the family
size. You would need to determin
i.
ii.
iii.
9
Skewed Right
No frequency between 50-60 years, highest frequency between 20-30 years.
i.
Male occurs the most.
i.
no occurs more frequently.
i.
I would argue this graph is u-shaped (oppo
Quiz #5 - 80 points
DIRECTIONS:
Show your work or explain how you arrived at your
conclusion whenever appropriate.
1. Marvin is a safety inspector at a large industrial plant that has eight
divisions
A)
Graph is skewed right. Outlier above 60 years. The mode would occur
around 20 years.
Summary statistics:
Column n
age
Mean
Variance
Std. dev.
Std. err. Median Range Min Max Q1 Q3
60 25.016667 73.10
HOMEWORK ASSIGNMENT 6
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Thursday, September 17th in your discussion section [unless your GSI says other
Minitab Assignment #3 - Answers
Ages of FLCC Students
21
28
35
42
age
49
56
63
Question A: This graph is skewed right (meaning that the tail is longer on the right than it is on the left). There is
al
HOMEWORK ASSIGNMENT 3
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Tuesday, September 8th in your discussion section [unless your GSI says otherwi
HOMEWORK ASSIGNMENT 5
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Tuesday, September 15th in your discussion section [unless your GSI says otherw
HOMEWORK ASSIGNMENT 4
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Thursday, September 10th in your discussion section [unless your GSI says other
HOMEWORK ASSIGNMENT 2
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Thursday, September 3rd in your discussion section [unless your GSI says otherw
LA NOTION DE MANIFESTE
Author(s): Anna Boschetti
Source: Francofonia, No. 59, Les manifestes littraires au tournant du XXIe sicle (Autunno 2010)
, pp. 13-29
Published by: Casa Editrice Leo S. Olschki
HOMEWORK ASSIGNMENT 1
MATH 10A LECTURE 001, FALL 2015, CRAIG EVANS
WRITTEN BY: JASON FERGUSON
[email protected]
DUE: Tuesday, September 1st in your discussion section [unless your GSI says otherwi