Suppose That a Is a

question 5

Essay

Suppose that A is a
matrix, and that B is an equivalent matrix in echelon form. If B has
pivot columns, what is

?

---

Definitions:

Mean

A measure of central tendency that represents the average value of a dataset, obtained by dividing the sum of all the values by the number of values.

Median

The middle value in a data set, which divides it into two equal halves, or the value that occurs at the 50th percentile.

Mode

The value that occurs most frequently in a given data set.

Symmetric Distribution

A distribution where data is evenly distributed around the mean, with the left half mirroring the right half.