1+1 what is it me i need i'm in 1st grade

1+1=2

If you have a cookie and your mom gives you another cookie, it means that you’ll have 2 cookies.
So in this case 1 (cookie) + 1 (cookie) = 2 (cookies)

The first one minimumi hope my answer you.

The major difference is that a histogram is only used to plot the frequency of score occurrences in a continuous data set that has been divided into classes, called bins.  bar charts, on the other hand, can be used for a great deal of other types ofvariables  including  ordinal  andnominal  data sets.