Question

• Research involves measurement scales, of which there are four types. In data collection, what sources of data would you use, and how would you establish reliability and validity? Why did you choose those specific data samples?
• What types of data collection strategies and research design have you experienced—whether for work or through educational means?

Answer 1

In order yo access data management the data need to.

there are 4 types:

1)normal

2)ordinal

3)interval

4)ratio

A)Typical information is the point at which you supplant labela wirth numbers.An case of this would utilize the number 1 for guys and 2 for female.the number never again mean anything numerical.

B)ordinal information is the point at which you add significance to the request of the numbers .A case of this could be a rank you can somebody as first,second por third you can utilize recurrence tables and cross organizations with ordinal information

C)interim scale is commnly utilized with normal standard deviation.An case of this scale is the point at which you request that somebody rate theree experiance from 1 to 10.

D)proportion scale can be utilized by all arthemetic operations.An guide to when you would proportion would be offers of an organization