Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation. 
Definitions:
Welded
Refers to the process of joining metal parts together by melting the pieces and adding a filler material to form a strong bond upon cooling.
Bolted
indicates a method of assembling or securing components using bolts, which are types of fasteners designed to hold materials together or to position them.
Upper Coupler
The kingpin deck plate on a trailer that rides on the fifth wheel on a tractor or lead trailer. Built into the subframe of the trailer. Kingpin may be welded or bolted (riveted in much older trailers) into the upper coupler assembly.
Drawbar Eye
A component designed to connect a trailer to a towing vehicle, allowing it to pivot as needed during maneuvers.
Q23: The triangular distribution T(0,10,20)has a standard deviation
Q23: Assume the direct method is used to
Q26: When a corporation owns more than 50
Q30: If P(A)= 0.50,P(B)= 0.30,and P(A ∩ B)=
Q33: The account Allowance to Adjust Short-Term Investments
Q55: As a measure of variability,compared to the
Q76: A psychology researcher has a theory that
Q98: On a randomly chosen Wednesday,which probability model
Q111: When you send out a resume,the probability
Q134: The second quartile is the same as