Rádala, a manufacturer of athletic shoes knows that the average lifetime of their largest selling running shoes, their Healy style, is 15 months. The company’s materials engineers in research and development believe they have developed a new sole that will make the product last longer. This new product was worn by 30 individuals and lasted on average for 17 months, with an uncertainty of 5.5 months. Is the claim of a longer-lasting running shoe supported by the trial results? Please base your decision on a level of significance of p < .05. a) What is known? What information AND data does the problem provide? Provide a bullet-pointed list with complete descriptions of what you know about the problem; include written elements as well as numeric information. b)What is unknown? What are you being asked to address? What is the problem that needs an answer? You will not be describing a statistical outcome. c)What are the data you are provided and what are their relevance in t
Rádala, a manufacturer of athletic shoes knows that the average lifetime of their largest selling running
shoes, their Healy style, is 15 months. The company’s materials engineers in research and development
believe they have developed a new sole that will make the product last longer. This new product was
worn by 30 individuals and lasted on average for 17 months, with an uncertainty of 5.5 months. Is the
claim of a longer-lasting running shoe supported by the trial results? Please base your decision on a level
of significance of p < .05.
a) What is known? What information AND data does the problem provide?
Provide a bullet-pointed list with complete descriptions of what you know about the problem; include written
elements as well as numeric information.
b)What is unknown? What are you being asked to address? What is the problem that needs an
answer? You will not be describing a statistical outcome.
c)What are the data you are provided and what are their relevance in this statistical
problem? (i.e. sample, mean, population or other parameters. The two below at minimum must be precisely
described.
What is the sample?
What is the population?
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
