Day 1 Homework:
1. Describe the distribution according to the shape of the histogram:
a.
b.
c.
d.
e.
f.
2. Would you expect the distributions of these variables to be uniform, unimodal, or bimodal?
Symmetric or skewed? Explain why?
a .The number of speeding tickets each student in the senior class of a college class has ever had.
b. Weights of female babies born in a particular hospital over the course of a year
c. Number of times each face of a die shows in 100 tosses.
d. The length of average hair on the heads of students in a large class.
3. Which histogram does not belong with the other three? Explain your reasoning.
4. The table show the number of tickets that are sold for various
Baseball games in a league over an entire season. Display the data
in histogram. Describe the shape of the distribution.
5. Would data that is skewed left or skewed right explain more successful final exam scores? Why?
Explain with a histogram sketch.
6. The histogram display shows the heights of some of the singers in a coed chorus, collected so that the
singers could be positioned on stage with shorter ones in front and taller ones in back.
a.
Describe the distribution
b. Can you account for the features you see? (Hint: 2 peaks)