Author Question: Mrs. Collins and Mrs. Grey both administered the same IQ test to their regular classes by reading ... (Read 38 times)

jayhills49 · **on:** Jun 19, 2018

Mrs. Collins and Mrs. Grey both administered the same IQ test to their regular classes by reading instructions, refraining from providing any verbal feedback, and generally following strict procedural guidelines. Even though the classes were comparable, Mrs. Grey's class had much lower test scores than Mrs. Collins. It is likely that

a. the instructions were not clear.
b. standard test administration does not work.
c. some subtle non-verbal cue or body language affected scores.
d. the race of the teachers affected test scores.

Question 2

When the relationship between the unit of measurement of a scale (strength) and an outcome (pounds lifted) can be described by a linear equation Y = a + bX, the scale is said to have what property?

a. Magnitude
b. Equal intervals
c. Absolute zero
d. Nominal