Types of Data - TypesofData Primary Secondary PrimaryData...

Info iconThis preview shows pages 1–14. Sign up to view the full content.

View Full Document Right Arrow Icon
Types of Data Primary Secondary
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Primary Data Survey Questionnaires Interviews Telephone Inquiries
Background image of page 2
Primary Data Observation Experimentation
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Data Collection Errors A sample size that is too small Sample that is not representative of the  population Information from biased sources Poorly constructed survey instrument
Background image of page 4
Sample Size Population Sample Size 100 80 500       217   1,000       285      5,000       357     10,000       370     50,000       381 1,000,000       384
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Sampling Methods Random (Convenience) Sample Systematic Random Sample Stratified Random Sample
Background image of page 6
Random Sample People are selected at random without  any system or pattern.
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Systematic Random Sample Selecting every nth person from a  population.
Background image of page 8
Stratified Random Sample Identify the key characteristics of the  study, and match those characteristic in  the sample population in the same  proportion as they exist in the overall  population.
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Types of Survey Questions Dichotomous Multiple Choice Check List Rank Order Likert Scale Open ended
Background image of page 10
Dichotomous Question The respondent only gets two options Gender  ____Male or ____Female _____Yes  or _____No 
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Multiple Choice Question The respondent gets three or more options ___Yes  ___No ___Maybe ___less than $5 ___$5 - $10 ___more than $10
Background image of page 12
Check List Question The respondent can select more than  one option from a number of options. Which of the following activities have you done?
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 14
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 33

Types of Data - TypesofData Primary Secondary PrimaryData...

This preview shows document pages 1 - 14. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online