The number of people visiting a park over 1 week was recorded. Determine the interval of the group by dividing the data into 5 groups and calculate the mean of the grouped frequency for the data set: (29, 35, 17, 21, 27, 39, 41}.
Interval of the group:
Mean of the grouped frequency to the nearest whole number:

nterval = Upper-Class limit – Lower class limit.

Step-by-step explanation:

nterval = Upper-Class limit – Lower class limit.

relating to or denoting a system of numbers and arithmetic based on the number ten, tenth parts, and powers of ten.

it alot will look like this 4.4

i hope this is what you were looking for.

see attached graph