discussion question

please read the following & watch the video then answer the discussion question. 

1. Darr guid to reliability ( attached as PDF file).

2. https://www.nwea.org/blog/2013/five-characteristics-quality-educational-assessments-part-two/ 

3. watch this video: https://www.youtube.com/watch?v=fnF2hrLZHoA

**Discussion question: what is meant by the following sentence: Scores can be reliable, but not valid. Scores that are valid must be reliable.

length: one page ( two paragraphs ) double space. 

**Create a concept map of reliability using what you have learned from the course readings. There is no “right” or “wrong” way to create your map. The purpose behind constructing the map is to help you conceptualize and organize your understanding of reliability. 

due date: in 13 hours ( please be clear and simple )