On the first day of class, Alana skimmed the first 17 pages from each of the books assigned in her literature class. Each assigned book has an equal number of pages. Is
this sample of the assigned reading likely to be biased or unbiased?Why?

A . biased; convenience sample
B . unbiased; represents population
C .biased; voluntary sample
D .unbiased; random sample

A. biased; convenience sample

Step-by-step explanation:

Alana is reading the first 17 pages, which are what is most conveniently available.

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

answer is the third choice:

3x^5+4x^4+x^3+2x^2-10x-7=0

step-by-step explanation: