The stem plot below shows the percentages of residents aged 65 and older in each of the 50 states: Find the percentile for Wisconsin, where 11.6% of the residents are aged 65 or older.
14th percentile
16th percentile
86th percentile
84th percentile
To find the percentile for Wisconsin, where 11.6% of the residents are aged 65 or older, we need to determine how many states have a lower percentage of residents aged 65 and older than Wisconsin.
From the stem plot, we can see that there are a total of 50 states. The stem plot is ordered from smallest to largest percentage.
Counting from the smallest percentage up to Wisconsin, we find that there are 7 states with a lower percentage of residents aged 65 and older than Wisconsin.
The formula to calculate percentile is as follows:
Percentile = (number of values below the data point) / (total number of values) * 100
Percentile for Wisconsin = (7 / 50) * 100 = 14%
Therefore, the 14th percentile represents Wisconsin, where 11.6% of the residents are aged 65 or older.