Case Module 2 1
1. Describe the measures of central tendency. Under what condition(s) each one
should be used?
The measures of central tendency are mean, median and mode. Each
measure is used very differently. The mean is used when you want to find the
av
1. The final exam scores listed below are from one section of MATH 200. How
many scores were within one standard deviation of the mean? How many
scores were within two standard deviations of the mean?
99 34 86 57 73 85 91 93 46
96 88 79
68 85 89
The mean
1.
In a poll, respondents were asked if they have traveled to Europe. 68 respondents
indicated that they have traveled to Europe and 124 respondents said that they have not traveled
to Europe. If one of these respondents is randomly selected, what is the
Ezekiel Cardenas
Mod 2/ SLP 2
MAT 201 Basic Statistics
Throughout the ten days I collected data on how many steps I took per day, with a goal of
ten thousand steps per day. The following data is my steps rounded to the nearest thousand and
will include my
Ezekiel Cardenas
MOD 1 SLP 1
Math 201 Basic Statistics
SLP 1
For the past 7 days Ive been counting my steps per day and I have a goal of 10,000 steps
per day. When I started recording this data I really thought my set goal seemed easy and reach
able. I be
An independent event is one that occurs and is not being influenced by another event, so in other
words when the event occurs the outcome will stay the same. Unlike a dependent event which is
an event that can be altered because of another even or happens
Ezekiel Cardenas
Math 201 Mod 2 Case
1. Last year, 12 employees from a computer company retired. Their ages at retirement are listed below.
First, create a stem plot for the data. Next, find the mean retirement age. Round to the nearest year.
55 77 64 77
Ezekiel Cardenas
Math 201 Basic Statistics
Mod 1 Case
Problems need to include all required steps and answer(s) for full credit. All answers
need to be reduced to lowest terms where possible.
Answer the following problems showing your work and explaining
Stat 115 Fall 2014
1
Your name _
Assignment 1
Descriptive Statistics (due 2/4/15-2/9/15) (13.5 pts)
1. Some football players put streaks of black paint under their eyes because they believe
that it helps them see better in sunny conditions and react more
Assignment #10 Final Version
Problem 1 - Survey of Music Preferences of College Students
JMP Data File:
MusicSurvey.JMP
Suppose you are working for a company in the music business. They make stereos,
musical instruments, produce CD's, etc. Their business
SLP 5 1
Running head: SLP 5
In any business, an ANOVA and regression are an integral part. They provide predictions
that could help them grow into something bigger or just keep them afloat. Regression is a
statistical measure that attempts to determine th
SLP 4 1
Have you ever wondered why cities send out surveys asking for your opinion on certain topics? I
have and doing this statistics class has pointed out why they do this. The city is looking for information to
make a statistical analysis of something
This is SLP.
Have you ever wondered if you could use anything you do daily and come up with
statistical information? The answer is yes you can and some of the items you can find with this
information could be the standard deviation and the variance. Stand
SLP 1
Ever wondered how a company or small business determines what an annual salary is for
a new job hire? Well, they do this by using one of the three common measures of central
tendencies. These tendencies are the mean, median and mode. Each has their
Gym Time 1
Every day, people do things that things that can be tracked and assessed in a statistical
standpoint. These items can range from taking a shower, eating a meal or even going to the gym
for a workout and reliving some stress you that has affecte