gwendelyn, who is a witch, went on an international witch tour. the following table shows the number of…
gwendelyn, who is a witch, went on an international witch tour. the following table shows the number of spells that she cast in each country.\ncountry number of spells\nbrazil 1\nargentina 5\nrussia 5\naustralia 1\nfind the mean number of spells cast.
Answer
Explanation:
Step1: Calculate sum of spells
$1 + 5+5 + 1=12$
Step2: Determine number of countries
There are 4 countries.
Step3: Calculate the mean
The mean formula is $\text{Mean}=\frac{\text{Sum of values}}{\text{Number of values}}$. So, $\text{Mean}=\frac{12}{4}=3$
Answer:
3