Question

A __________________ is a standard score. hint: there is more than one possible answer

A. T Score

B. Stanine

C. Z Score

If you scored in the 50th percentile on an exam, how would you interpret your performance.

A. It deviated from the mean

B. 50% of the questions were answered correctly

C. You performed as well or better than 50% of the other students

Which type of research design examines a causal relationship and involves manipulating one variable, randomly assignment participants to different levels of that manipulated variable, and measuring the effect of that manipulation on another variable?

A. Quasi-Experimental

B. Correlational

C. Experimental

D. Descriptive

John scored 50 out of 100 on a reading test and the score was translated to a z score of -1.00. He scored 40 out of 100 on a mathematics test and the score was translated to a zscore of +1.00. How is John doing in the basic skills area of reading and mathematics in comparison to others in his class?

A. Better in mathematics than in reading

B. Cannot determine

C. Better in reading than mathematics

D. Same in reading and mathematics

Answer 1

1)

T and Z both are standard scores

2)

If you scored in the 50th percentile on an exam, how would you interpret your performance.

Answer)

You performed as well or better than 50% of the other students

3)

Which type of research design examines a causal relationship and involves manipulating one variable, randomly assignment participants to different levels of that manipulated variable, and measuring the effect of that manipulation on another variable?

Experimental

4)

John scored 50 out of 100 on a reading test and the score was translated to a z score of -1.00. He scored 40 out of 100 on a mathematics test and the score was translated to a zscore of +1.00. How is John doing in the basic skills area of reading and mathematics in comparison to others in his class?

Answer)

Higher the z score, better the performance

As z score for mathematics is higher than reading

So answer is option A