Use the data below to determine an ordered array, frequency table, cumulative frequency table, histogram and frequency
Question:
Use the data below to determine an ordered array, frequency table, cumulative frequency table, histogram and frequency polygon. Discuss clearly and concisely your conclusions concerning the data.
In summer of 2005, a growing number of warranty claims on Firestone tires sold on Ford SUVs prompted Firestone and Ford to issue a major recall. An analysis of warranty claims data helped identify which models to recall. A breakdown of 2,504 warranty claims based on tire size is given in the following table:
Tire Size Warranty Claims
2357R15 2,030
3110R15 137
3095R15 82
2357R16 81
3312R15 58
2557R16 54
Others 62
The 2,030 warranty claims for the 2357R15 tires can be categorized into ATX models and Wilderness models. The type of incident leading to a warranty claim, by model type, is summarized in the following table:
Incident ATX Model Warranty Claims Wilderness Warranty Claims
Tread separation 1,365 59
Blow out 77 41
Other/unknown 422 66
Total 1,864 166
What conclusions can Firestone and Ford reach regarding tire size and warranty claims, as well as type of incident and warranty claims?