Answered You can hire a professional tutor to get the answer.

QUESTION

500 students took a chemistry test. You sampled 100 students to estimate the average score and the standard deviation.

500 students took a chemistry test. You sampled 100 students to estimate the average score and the standard deviation. How many degrees of freedom were there in the estimation of the standard deviation?

(i) 99

(ii) 100

(iii) 499

(iv) 500

Show more
LEARN MORE EFFECTIVELY AND GET BETTER GRADES!
Ask a Question