Question

mathematics. math 003 fall 2025
work: unit 4 - mean, median and mode, and
ility
list
if a single choice is made from the group of marbles shown, find the probability of the event that a red marble is chosen.
b = blue g = green r = red y = yellow
the probability is (type a whole number or a simplified fraction.)

Explanation:

Step1: Count total marbles

There are 7 marbles in total.

Step2: Count red marbles

There are 2 red marbles.

Step3: Calculate probability

Probability = $\frac{\text{Number of favorable outcomes}}{\text{Total number of outcomes}}=\frac{2}{7}$

Answer:

$\frac{2}{7}$