Item MO031002: A student could use a diagram to help himself figure out the way light travels or to show someone else the way light travels.

What reason might a student have for drawing a diagram about the way light travels?

  1. To help himself figure out the way light travels,
    or to show someone else the way it travels
  2. To help himself figure out the way light travels,
    but not to show someone else the way it travels
  3. To show someone else the way light travels,
    but not to help himself figure out the way it travels
  4. Neither to help himself figure out the way light travels
    nor to show someone else the way it travels

Distribution of Responses

Chart showing distrubtion of responses for Item MO031002

Percent of students responding correctly

Overall71%
Grades 6–868%
Grades 9–1276%
Male66%
Female76%
Primary Language is English72%
Primary Language is not English59%

View data table