Monday, August 19, 2013
Tuesday, August 13, 2013
Monday, August 12, 2013
Factor analysis
It was very difficult for me to understand what is factor analysis. Then I read about one simple non-technical analogy. A mother sees a shapes under a blanket. Then the shapes moves in unison . It can be concluded that there is single 'thing' or object under the blanket. Maybe a cat or perhaps a child hiding from his mother.
Technically speaking, a factor analysis is where all the so called 'thing' takes simultaneous movement. We called this correlation.
" It is important when conducting factor analysis that possiblke
Technically speaking, a factor analysis is where all the so called 'thing' takes simultaneous movement. We called this correlation.
" It is important when conducting factor analysis that possiblke
Tuesday, August 6, 2013
The latest scam, be extra careful !!!
This one is dangerous. The scammer uses your friend's email and emailed you as if he/she wanted to share documents. Nowadays, it is common to share documents using google drive. Normally, you should click the link and it will direct you to the documents.
Below, is how the scammer manipulate Razimah's email.
Below, is how the scammer manipulate Razimah's email.
To go to the shared files, we normally click "click here".
At this point, I was a bit suspicious, then after I click the gmail....
It was confirmed! This is a new methods for scammers to hijack your gmail accounts. God knows how important is your gmail passwords nowadays (google drive, blog, gmail, android devices etc).
Azminias
ECU Joondalup
SPSS steps - Missing data analysis
Click 'Analyse'
Click 'Missing value analysis'
In 'Missing value analysis' window
Transfer ID (if you have one) to 'Case Labels'
Then, transfer all your variables to 'Quantitative variables'
Then, if applicable, transfer all variables that considered as categorical to 'Categorical variables'
Then click 'Pattern'
In 'Missing value analysis: Patterns' window
In Display
Tick 'Tabulated cases....'
Set to 5% in 'Omit patterns with less than .... % of cases'
Tick 'Sort variables by missing value patern'
Tick 'Cases with missing values, sorted by missing value patterns'
Tick 'Sort variables by missing value pattern
Tick 'All cases, optionally sorted by selected variable'
In Variables, select all and send to 'Additional Information for'
Click 'Continue'
In 'Missing value analysis' window
Click 'Descriptive'
Click "t Tests"
Click 'Include probabilities in table
Click 'Crosstabulations of categorical and indicator variables
Click 'Continue'
In 'Missing value analysis' window
In Estimation
Click 'Listwise'
Click 'Pairwise'
Click 'EM'
Click 'Regression'
Then Click 'Variables' button
In Missing value analysis: Variable
Make sure 'Use all quantitative variables' is ticked
Click 'Continue'
Click 'EM' button
In Missing value analysis: EM
Distribution 'Normal'
Maximum iteration type '100'
Click 'Continue'
Click 'Regression' button
In Missing value analysis: Regression
Click 'Residuals'
Click 'Maximum number of predictors', then type '3'
Click 'Continue'
Finally click 'OK'
Missing Data Analysis
SPSS - Missing Data Analysis [1/3]
http://www.youtube.com/watch?v=ysJvhxObkIk
SPSS - Missing Data Analysis [2/3]
http://www.youtube.com/watch?v=nYOq3GRaJOA
SPSS - Missing Data Analysis [3/3]
http://www.youtube.com/watch?v=4wjLETao1PU
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