Abag contains 3 gold marbles, 9 silver marbles, and 25 black marbles. someone offers to play this game: you randomly select one marble from the bag. if it is gold, you win $3. if it is silver, you win $2. if it is black, you lose $1.

what is your expected value if you play this game?

I lose 1

Step-by-step explanation:

because the probability of getting a black marble is likely

The Expected Value is minus $1.

Step-by-step explanation:

There are more black marbles then any other gold or silver marbles.

europa2433

europa2433

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )