The standard deviation is the __________ of the variance?
Correct answer: A. square root
- A. square root
- B. square
- C. cube
- D. cube root
Explanation
Variance is expressed in squared units, whereas standard deviation returns the measure to the original units by taking the square root of variance. Hence, standard deviation is the square root of variance.
Report an error
The more specific you are, the faster it gets fixed. A source beats an opinion.
Prefer email? [email protected]
About Assessment and Evaluation
Assessment gathers evidence of learning, while evaluation uses that evidence to judge achievement, teaching or a programme. Coverage includes formative and summative assessment, diagnostic and placement tests, validity, reliability, objectivity, scoring, grading, feedback, and norm-referenced versus criterion-referenced interpretation. Measurement supplies numerical results, but evaluation involves a broader judgement.
Practise Assessment and Evaluation
456 free Assessment and Evaluation MCQs from Pedagogy, each with the correct answer and an explanation. Unlimited attempts, no account needed.
Discussion
Stuck on an option, or know a faster way to get there? Ask or explain it here.
No comments yet. Be the first to explain this one.
Exams that ask Pedagogy questions like this
Pedagogy is on 8 papers prepared for on TestUstad, and all of them draw the same bank, so this question is worth knowing for every one of them.
More Assessment and Evaluation questions
Validity of an assessment relates to the ___________ of an assessment?
An assessment that is generally carried out at the end of a course to assign students a course grade is called?
Which of the following can affect the results of students in the examination?
We calculate average marks of a student in the way as we calculate____________?
The __________ is a measure of how spreads out points are from the mean.
Which from the following is NOT a formal assessment?