The Golden Retriever Club of America conducted a study of 64 golden retrievers, and found the average age at death in the sample to be 11.0 years old. Let’s assume the standard deviation of golden retriever lifespan is known to be 1.2 years (this is consistent with studies and with some other dog breeds). Required:
Give three confidence interval estimates for the unknown mean age at death for golden retrievers: first using 90% confidence, then 95%, and finally 99%.

while setting up his new office, an attorney ordered thick, frieze carpets for the floor. however, the building inspector had him remove the expensive carpeting. the building inspector stated that according to federal regulations, the office must be wheelchair accessible as it is a public area. he further explained that since wheelchairs do not maneuver well in thick, frieze carpeting, the carpets had to be removed and be replaced with smooth-textured carpets that do not restrict wheelchair maneuverability. this scenario illustrates how a company is influenced by the component of its specific environment.

Blue spruce corp. has the following transactions during august of the current year. aug. 1 issues shares of common stock to investors in exchange for $10,170. 4 pays insurance in advance for 3 months, $1,720. 16 receives $710 from clients for services rendered. 27 pays the secretary $740 salary. indicate the basic analysis and the debit-credit analysis.

How did the change in textile production affect employment in spinning and weaving for adults and children?