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A GROUP WEBLOG FOR SOCI3311 - VIDEO ASSISTED SOCI 3311.

February 6, 2012

Symbols


I tried to do my symbols the way it says to in the blog below, but nothing happens??
Posted by      Kimberly B. at 5:39 PM CST
  Dr. Rebecca Guy  says:
Example:

To get the symbol μ, type the following string of text:

& m u ;

But you MUST TYPE ALL 4 CHARACTERS WITH NO SPACES
Posted on Mon, 6 Feb 2012 10:35 PM CST by Rebecca G.

symbols


I saw the blog posted on how to type greek symbols. How do you put symbols in your journal to answer the questions for assignment 3
Posted by      lashunda s. at 12:03 AM CST
  Rickie Hammond  says:
Yes I was having trouble with that myself
Posted on Mon, 6 Feb 2012 12:33 AM CST by Rickie H.
  Dr. Rebecca Guy  says:
The blog explains how to put them into your journal.

Here's how to get them.

Type & s i g m a ; (I've included spaces here to show you the exact string of characters needed BUT NO SPACES when you type it) to get σ. PLEASE NOTE: You MUST include the & and the ;

Type & m u ; (I've included spaces here to show you the exact string of characters needed BUT NO SPACES when you type it) to get μ. PLEASE NOTE: You MUST include the & and the ;

Type & s u m ; (I've included spaces here to show you the exact string of characters needed BUT DO NOT include SPACES when you type it) to get ∑. PLEASE NOTE: You MUST include the & and the ;

In other words, the & and ; are part of the string.

& s i g m a ; (please remove the spaces) = σ

& m u ; (no spaces please) = μ

& s u m ; (no spaces please) = ∑

& a l p h a ; (no spaces please) = α

& n e ; (no spaces please) = ≠

& p l u s m n ; (no spaces please) = ±
Posted on Mon, 6 Feb 2012 7:53 AM CST by Rebecca G.
  Ashley Higginbottom  says:
I did that on assignment 2 and a question mark and a diamond showed up instead of the symbol.
Posted on Mon, 6 Feb 2012 10:27 AM CST by Ashley H.

January 31, 2012

Assignment 2, #3


The sum of the deviations from a distribution's mean will always equal 0.
Divide the sum of squared deviations by N (for population variance) and N-1 (for sample variance).

Are those the two properties???
Posted by      Amber C. at 10:32 PM CST
  Dr. Rebecca Guy  says:
Your first statement is one of the two properties. The second is not.

Please see Unit 3 for these two properties.
Posted on Wed, 1 Feb 2012 7:37 AM CST by Rebecca G.

Assignment 2 problem 7-3


I have figured out how to do all of the problems in the question except this one. Where do I start?
Posted by      Ellyn U. at 2:07 PM CST
  Dr. Rebecca Guy  says:
Convert 99 to z form.

Convert 107 to z form.

Read the area between the two z scores.

Multiply by 100 to convert to a percent.
Posted on Tue, 31 Jan 2012 2:13 PM CST by Rebecca G.

Student in need of help


Hi all, I'm having an extremely hard time downloading, entering info, and understanding the software we're required to download to submit homework assignments. I am very good in math, and I passed statistics with an A but I just am not understanding this software and it's purpose. If anyone is available to at leats walk me through the downloading process as I've attempted to do several times and failed, I would really appreciate it.
Posted by      Shaniece B. at 11:59 AM CST
  Dr. Rebecca Guy  says:
If you have time to meet with me in my office, I would be happy to assist.
Posted on Tue, 31 Jan 2012 1:21 PM CST by Rebecca G.

assignment 2 question 6.4


I need help with question 6 number 4. i am not understanding what to do.
Posted by      Kimberly B. at 11:57 AM CST
  Dr. Rebecca Guy  says:
First read the area to the left of z = -2.00. You can do this using the STANDARD NORMAL CURVE calculator. Enter -2 for one of your two z scores. Technically, your second z score is infinity. However, you cannot enter infinity into the calculator. Since virtually 100% of area lies between z = -4 and z = 4, enter any z value smaller than -4 (e.g. -5, -10, -50 etc).

Since the curve is symmetrical, the area to the right of z = 2 is the same. You can confirm this by using the same calculator. Enter 2 as one of your two z scores and any number larger than 4 as the second z score (e.g. 5, 10, 50, etc).

Now add these two areas together.
Posted on Tue, 31 Jan 2012 1:19 PM CST by Rebecca G.

2.2.6


The standard deviation is the square root of the variable, but the question is asking, "The variable is the ____ of the standard deviation." Can someone help me with this? I just don't want to answer this question wrong, maybe I missed something with this one.

Thanks in advance
Posted by      Katrina H. at 9:09 AM CST
  Dr. Rebecca Guy  says:
If the standard deviation is the SQUARE ROOT of the variance, then the variance is the SQUARE of the standard deviation.
Posted on Tue, 31 Jan 2012 1:15 PM CST by Rebecca G.
  Katrina Houston  says:
Thank you...
Posted on Tue, 31 Jan 2012 1:31 PM CST by Katrina H.

Assignment #2 Question 9


I'm not sure where to begin on this problem. Any help is appreciated! Thanks!
Posted by      Miguel C. at 2:15 AM CST
  Dr. Rebecca Guy  says:
Open the z/Percentile Rank Calculator.

1. Use the part of the calculator that uses Percentile to find z. Enter 25. Press Calculate.

2. Using the same calculator, enter 60 and press Calculate. Remember, Percentile Rank represents the PERCENT of scores BELOW z. The z score where 40% of scores fall above it is also the same z score where 60% fall below it. You can think of that z score as a dividing line with 40% above and 60% below. The 60% below would represent a percentile rank of 60. Hence enter 60 into the calculator.
Posted on Tue, 31 Jan 2012 7:09 AM CST by Rebecca G.

January 26, 2012

Tables


I can never get my tables to look right =(
Posted by      Rickie H. at 12:54 AM CST
  Dr. Rebecca Guy  says:
Perfect isn't necessary. :)
Posted on Thu, 26 Jan 2012 3:54 AM CST by Rebecca G.

January 25, 2012

Assignment 1 question 9


I have completed question 9, but I am confused about the last part of it. It says that we must provide spas output in the dropbox. What are we supposed to do on SPSS?
Posted by      Ashley H. at 12:12 PM CST
displaying most recent comments (1 ommitted) | Comments (4)
  Dr. Rebecca Guy  says:
Ashley:

Please see the syllabus for information on SPSS/PSPP. Also, please see the link labeled SPSS/PSPP Instructions.
Posted on Wed, 25 Jan 2012 1:18 PM CST by Rebecca G.
  Dr. Rebecca Guy  says:
If more help is needed, please make an appointment to see me in my office.
Posted on Wed, 25 Jan 2012 1:19 PM CST by Rebecca G.
  Amber Clanton  says:
Can I meet with you today, Dr. Guy?
Posted on Wed, 25 Jan 2012 1:52 PM CST by Amber C.

January 24, 2012

1-6 & 1-10


Can someone help me out with question 6 and 10???? Please!!! those are my last two! :(
Posted by      Amber C. at 11:14 PM CST
  Dr. Rebecca Guy  says:
Most of these answers can be found by reading older blog messages.
Posted on Wed, 25 Jan 2012 6:41 AM CST by Rebecca G.

PSPP Snapshot


I have Windows and it's not letting me use Snapshot and saying I have to purchase it. What do I do???
Posted by      Amber C. at 10:53 PM CST
  Dr. Rebecca Guy  says:
Snapshot is freeware. Please download from this page:

http://coursestreet.com/soci3311_410/spsspspp.nfo
Posted on Wed, 25 Jan 2012 6:40 AM CST by Rebecca G.
  Amber Clanton  says:
I'm using Firefox and it's saying that the free trial is no longer available and I have to purchase it.
Posted on Wed, 25 Jan 2012 1:53 PM CST by Amber C.

Dr. Guy


Will we be using the pssp program for the quizzes? I wanted to make sure I am comfortable with this before I take it. If it is just multiple choice than I will go ahead and do it. Thank you for your help!
Steph
Posted by      Stephanie S. at 9:06 PM CST
  Dr. Rebecca Guy  says:
You can if you like or you can use the calculators at the following link:

http://coursestreet.com/soci3311_410/calculators.nfo
Posted on Wed, 25 Jan 2012 6:37 AM CST by Rebecca G.

Assignment 1: 7.2


I've read the text, but wanting to clarify if anyone can help.

Question: It is impossible to measure central tendency for data measured at the nominal level of measurement.

Is it FALSE, because the mode can be measured although the median and mean cannot?

Or in order to measure central tendency you have to take in account mean, median, and mode together?
Posted by      ben v. at 7:41 PM CST
  ben veksler  says:
NVM, just read old blog post explaining it. (Jan 22, 2010)
Posted on Tue, 24 Jan 2012 8:33 PM CST by ben v.
  Dr. Rebecca Guy  says:
Correct
Posted on Wed, 25 Jan 2012 6:36 AM CST by Rebecca G.

6-1


Dr. Guy,
I have finished the assignment; however I have no idea how to make a quantitative frequency distribution. Do we use the spss/pssp program? I am so confused!! PLease help!
Stephanie
Posted by      Stephanie S. at 12:36 PM CST
  Dr. Rebecca Guy  says:
Just type it into the journal. It is OK if the columns do not line up perfectly -- as long as I can discern what you have.

Please see blog entries from previous semester for very specific help on this answer.
Posted on Tue, 24 Jan 2012 4:07 PM CST by Rebecca G.

January 23, 2012

Qualitative Frequency Distribution


When doing Qualitative Frequency distributions so you have to the Relative Frequency and cumalative frequencies first?
Posted by      Timika W. at 9:35 AM CST
  Dr. Rebecca Guy  says:
You will need:

Class Intervals
Absolute Frequencies
Cumulative Absolute Frequencies
Relative Frequencies
Cumulative Relative Frequencies
Posted on Mon, 23 Jan 2012 10:23 AM CST by Rebecca G.
  Timika Ward  says:
I have completed all of these for problem 6 of homework assignment 1 but my rF and crF are not coming out to .100 and 1.00. My Class intervals start with 1-10. My caF is 45. I'm not sure what it is that I have done wrong?
Posted on Mon, 23 Jan 2012 12:18 PM CST by Timika W.

January 22, 2012

Assignment 1 7-3?


I might just be over thinking this one but it is the only one that I have not gotten yet and I can't figure it out? Can anyone help me please?
Posted by      Ellyn U. at 10:42 PM CST
  Dr. Rebecca Guy  says:
FALSE

They would all be identical if:

(1) all the terms were identical
(2) a distribution were perfectly symmetrical (with a mode)
Posted on Mon, 23 Jan 2012 7:53 AM CST by Rebecca G.

January 21, 2012

statistics videos


I was wondering if there is a certain order in which we should watch the videos and read the assignments. I noticed there are more videos than reading assignments. Do the videos link up to information in certain units or is it just additional information?
Posted by      Ashley H. at 8:06 PM CST
  Dr. Rebecca Guy  says:
Read the eText in numerical order (Chapter 1 first, etc.).

The videos are not really part of this class and there are some videos whose content is not covered in this class.

They are only there to help.
Posted on Sun, 22 Jan 2012 7:52 AM CST by Rebecca G.

Descriptive Calculator


When I click on the descriptive calculator it is not showing properly like the rest of my calculators
Posted by      brandy s. at 1:41 PM CST
  Dr. Rebecca Guy  says:
I have never heard of that happening before. Can you try a different browser?

All of the calculators are written in JAVA and hence, should 'act' the same way on your computer screens.
Posted on Sun, 22 Jan 2012 8:00 AM CST by Rebecca G.
  brandy steward  says:
I started out with Google, then internet explorer, and finally Firefox and it still didn't show.
Posted on Sun, 22 Jan 2012 7:09 PM CST by brandy s.

January 20, 2012

stem plot


Does anybody know how to copy the stem plot for question 6 onto the journal???
Posted by      Kimberly B. at 7:16 PM CST
  Dr. Rebecca Guy  says:
You can just RETYPE it or you can capture that section of your screen (the same way you capture SPSS/PSPP output) and upload it.
Posted on Sat, 21 Jan 2012 7:20 AM CST by Rebecca G.



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