Which of the following can be determined from the histogram?
Students' Weight
Ο
σ
α
-
ο
Frequency
ο
ε
Μ
Ν
50-59 60-69 70-79 80-89 90-100
Weight (kilograms)
median
mode
number of data points
mode interval

Which of there factors contributed most to us westward expansion in the second half of the nineteenth century?

Does the threat of global warming require international cooperation? why or why not?

In 1933 the 21st amendment was added to the u.s. constitution, allowing for the manfacture, transportation, and sale of alacoholic beverages in the united states. why was this amendment needed?