Assignment Description: Are men on Match.com shorter than men in general?
Purpose: For our assignment this week, we will test the claim that men with profiles on
Match.com are shorter than the average height for all men in the United States.
A sample of 7
I. STOCK ANALYSIS
1) Find the difference between opening and closing values for each day for
each stock. Using this information, for each stock, find the probability each
stock's value went down on a randomly given day.
The probability for MSFT on June 19
Algebra 2 / Trig
Scrimmage 3:4-3:6
1. The graph of a function is given.
a.
Name: _
December 10, 2013
Find the intervals on which the function is increasing.
b. Find the intervals on which the function is decreasing.
c. Find the average rate of change from
Population and Samples
Population refers to everything or everyone that a researcher wants to study. It can be the worldwide
population, all voters in the presidential election, all women in the United States, or all bottles of wine at
a local brewery. If
Measures of Central Tendency
Descriptive statistics summarize data so we can interpret it. This week we study measures of center and
measures of variation. Together, summary statistics tell the story of the data. It is best to describe data
using several
Probability Distributions
A Probability Distribution lists all possible outcomes of an experiment and the
probability of each outcome. Its important to list every possible outcome in
order to meet the two conditions necessary to qualify as a probability d
Probability
Probability is the basis of statistics. What do we know for certain? Very little is for certain.
What can you name that is absolutely positively going to happen? We might say if we leave for
work at 7:30 we will arrive on time at 8:00 and most
What is Normal?
Finding Normal Probability Values
The Standard Normal Table has two parts: one has negative z-scores and one has positive z-scores.
Negative z-scores indicate our value is less than the average and a positive z-score means our value is
gre
What is Normal?
The Normal Probability Distribution
Last week probability distributions were introduced. Probability distributions can be discrete or
continuous depending how the quantitative variable is classified. This week we focus on finding the
proba
For this course, you will need to load the Analysis ToolPak which is an add- in to excel 2010.
Have you enabled it in the Add-ins?
The Analysis ToolPak is a Microsoft Office Excel add-in program that is available when you install Microsoft Office or Excel
Anthony Singh
Mean median and mode are the most simplest of concepts in statistics but we need to start somewhere
In excel there are functions for these. Go to the sigma (funny looking capital E) click on drop down box
and you'll see functions for mean me
BUS 530
Midterm Exam
1. Calculate the mean median, mode and standard deviation from the following and explain what
you have calculated. Paste the numbers into excel
1
Problem
1
50
54
39
56
97
10
68
90
50
29
68
53
94
96
28
57
91
1
74
21
10
17
15
32
89
3
45
1. Would this be a representative sample of all NBA players? Why or why not?
Yes, this is a representative sample because it is an accurate reflection of the entire population of NBA
players sharing characteristics of the entire population.
2. Calculate t
Types of Data
The study of statistics is generally divided into two types: descriptive and inferential. Descriptive
statistics consists of collecting, organizing, summarizing and interpreting data. Inferential statistics
collects data from a sample and us
NAMES
Celtics
Brandon bass
Avery Bradley
Jordan Crawford
Kevin Garnet
Jeff Green
Courtney Lee
Fab Melo
Paul Pierce
Shavlik Rnadolph
Rajon Rondo
Jared Sullinger
Jason Terry
DJ White
Chris Wilcox
Terrence Williams
Brooklyn Nets
Andray Blatche
Keith Bogans
M
Jennifer Stephens
Statistics Week 5 Assignment Poll results
1. What was the topic of your poll and what questions were asked? You must include a link
to the poll. Be sure the link works.
The topic of my poll that I chose to discuss European Countries Amon
Jennifer Stephens
Statistics Week 5 Assignment Poll results
1. What was the topic of your poll and what questions were asked? You must include a link
to the poll. Be sure the link works.
The topic of my poll that I chose to discuss European Countries Amon
W1DT1
this week we are going to analyze the questions themselves and discuss how effective they were
in the collection of our data. Were there any questions that you were unsure how to answer?
Why? Are there any questions that may lead to inconsistent res
The Major League Baseball strike of 1984-85 was essentially over money. The owners wanted a
salary cap on player salaries which have risen exponentially since the 1970s. The players
countered, however, that they were underpaid. For this discussion you wil
I purchased one standard size bag of M&Ms. The total number of M&Ms in the bag was 55.
The charts below show the colors that were in the bag, how many of each color, the relative
frequency of that particular color, and the cumulative frequency.
Color
Brow
Amy Furmanek
MA 320 W4A1
11/29/15
After constructing a frequency table and histogram, I believe that this would be a representative
sample of all NBA players. I believe this because a representative sample should be an unbiased
indication of what the popu
Are you shorter than average, taller than average or about average height? This week we will
investigate this question using the data we collected in week 1. Use your height in exact inches
as measured in week 1 to respond to the the following questions.
This week we will discuss the similarities and differences between hypothesis testing and the
trial of a defendant. Here are some suggestions of ideas you might discuss:
how difficult is it to balance the two types of errors?
how is a null hypothesis simi
This week we will discuss the effect of sample size and confidence level on confidence intervals.
Please answer all questions including explanations. It will be very helpful to familiarize
yourself with the formulas for confidence intervals on pages 359 a
Amy Furmanek
MA 320 Week 1
11/08/2015
W1A1
1. Year you were born: 1982 This is Interval Level of measurement.
2. Your height in inches: 63 3/4- This is Interval Level of Measurement.
3. Length of your right foot in inches: 7 1/2 This is Discrete.
4. Numbe
Confidence Intervals and Estimating Population Parameters
Suppose a researcher wants to know if women are delaying having children until they are older. He
wants to survey women with children to ask them at what age they had their first child. Who would t
In week 1, the students of MA320, Statistics, answered the following survey questions:
1. Year you were born
6. Marital Status
7. List 3 things you like to do in order from 1 to 3
2. Your height in inches
with
1 being
favorite
8. How
manyyour
courses
do y
1. What type of sampling was used here?
This is systematic sampling. We know this because every 18 men between the ages of
30-50 within a certain area were systematically chosen.
2. What are the mean and standard deviation of the sample?
The mean is 70.06
Purpose: For our assignment this week, we will test the claim that men with profiles on
Match.com are shorter than the average height for all men in the United States.
A sample of 71 males was chosen by recording the heights of every 18th male between the
Jessica Mohr
Week 1 Assignment
1. Year you were born: Identify the level of measurement
Answer: 1994
Level of Measurement: Interval
2. Your height in inches: (Be very exact here such as 52 ) Identify the level of measurement
Answer: 54 1/2 inches
Level of
AKHIL D. MILLER
COVER LETTER
Dear Allied Health Media ,
Hello, my name is Akhil D. Miller and one of the projects that I am most proud of is
Watch the System Crumble. It can be viewed in my online portfolio. The reason why I
really treasure this project t
UrbanOG.com - Wholesale Application
15469 Dupont Ave. Chino, CA 91710, USA
Please print clearly. Providing complete application will speed up our processing time.
Date:_
Business Name: _
Your Full Name: _ # Of Year In Business: _
Your Email Address: _ Tax
AKHIL D. MILLER
Hello, my name is Akhil, and I am one of the very precious few who
believe in Perfection. Im driven with the passion to articulate in design
what words simply cannot.
Positivity means everything to me!
3123 RUSSELL AVE N
612.756.3591
lions
AKHIL D. MILLER
Hello, my name is Akhil, and I am one of the very precious few who
believe in Perfection. Im driven with the passion to articulate in design
what words simply cannot.
Positivity means everything to me!
3123 RUSSELL AVE N
612.756.3591
lions