Question

find the mean and median of the following data 0-4 4-8 8-12 12-16 16-20 frequency 3,5,9,5,3​

Answer 1

Answer:

the mean is 4

the median is 10

Step-by-step explanation:

because the total frequency of this problem is 25

add the data and divide it to 25

so we can get the mean 4

we can get the median by arranging the data to lowest to highest and find the middle terms the middle terms are 8 and 12 so 8+12 = 20 divided by 2 is equals to ten

Answer 2

Answer:

mean is 10

Step-by-step explanation:

by step deviation or direct method we can find out