Can someone help me with percentiles please?
1 Answer
See a solution process below:
Explanation:
First, sort the set of numbers from lowest to highest:
100, 100, 105, 113, 129, 132, 146, 152, 176, 200
There are 10 numbers in the set.
30th Percentile: To find the 30th percentile, multiply the number of items in the set (for this problem 10) by 30% to give:
Counting from left to right, the third number in the set is
Therefore, the 30th percentile is:
90th Percentile: To find the 90th percentile, multiply the number of items in the set (for this problem 10) by 90% to give:
Counting from left to right, the ninth number in the set is
Therefore, the 90th percentile is: