- Statistics (Mean, Median, Mode, Standard Deviation)Choice C
$$ Cost\ of\ doll=\$6 $$

$$ Mean\ of\ 4\ items=\frac{15}{4}=\$3.75 $$

$$ \therefore \$6-\$3.75=\$2.25 $$

## Skills you are tested for:

Was this explanation helpful?

- Statistics (Mean, Median, Mode, Standard Deviation)Choice C
$$ Cost\ of\ doll=\$6 $$

$$ Mean\ of\ 4\ items=\frac{15}{4}=\$3.75 $$

$$ \therefore \$6-\$3.75=\$2.25 $$

## Skills you are tested for:

Was this explanation helpful?

## Comments