Question

type the correct answer in each box. use numerals instead of words. if necessary, use / for the fraction bar(s).
the seventh - grade students at charleston middle school are choosing one girl and one boy for student council. their choices for girls are michaela (m), candice (c), and raven (r), and for boys, neil (n), barney (b), and ted (t). the sample space for the combined selection is represented in the table. complete the table and the sentence beneath it.

		boys
		neil	barney	ted
	michaela	n - m		t - m
girls	candice	n - c		t - c
	raven	n - r		t - r

if instead of three girls and three boys, there were four girls and four boys to choose from, the new sample size would be .

Explanation:

Step1: Fill Michaela-Barney cell

Follow the pattern: Boy-Girl. So it is B-M.

Step2: Fill Candice-Barney cell

Follow the pattern: Boy-Girl. So it is B-C.

Step3: Fill Raven-Barney cell

Follow the pattern: Boy-Girl. So it is B-R.

Step4: Calculate new sample size

Sample size = (Number of girls) × (Number of boys) = $4 \times 4 = 16$

Answer:

Table filled cells:

• Michaela & Barney: B-M
• Candice & Barney: B-C
• Raven & Barney: B-R

New sample size: 16