Item MO026003: An engineer could use a model of a machine to show someone else what the machine is like, or to help him/herself think about how the machine works.
Which of the following statements describes why an engineer might use a model of a machine?
-
To show someone else what the machine is like,
or to help himself think about how the machine works -
To show someone else what the machine is like,
but not to help himself think about how the machine works -
To help him think about how the machine works,
but not to show someone else what the machine is like -
Neither to show someone else what the machine is
like
nor to help think about how the machine works
- Distribution of Responses
![Chart showing distrubtion of responses for Item MO026003](http://chart.apis.google.com/chart?chs=265x180&cht=bvg&chf=bg,s,00000000&chco=339933|76A4FB|76A4FB|76A4FB&chds=0,100&chd=t:71,11,12,6&chxl=0:|A|B|C|D&chxt=x,y&chbh=a&chbw=a&chm=N*f0*%,000000,0,-1,11,,e::5&filename=MO026003-dist.png)
- Students Responding Correctly
Group | Correct | Total | Percent |
---|---|---|---|
Overall | 1116 | 1574 | 71% |
Grades | |||
6–8 | 673 | 988 | 68% |
9–12 | 436 | 578 | 75% |
Gender | |||
Male | 501 | 752 | 67% |
Female | 593 | 789 | 75% |
Primary Language | |||
English | 1028 | 1437 | 72% |
Other | 57 | 94 | 61% |