Dr. patton is a professor of english. recently she counted the number of misspelled words in a group of student essays. she noted the distribution of misspelled words per essay followed the normal distribution with a population standard deviation of 2.44 words per essay. for her 10 a. m. section of 40 students, the mean number of misspelled words was 6.05. construct a 95% confidence interval for the mean number of misspelled words in the population of student essays

Jennifer purchased a house in a brand new development in the outskirts of town. when her house was built, the nearest fire department was nearly 20 miles away. as her neighborhood developed, the density of the community called for a new fire department 1.5 miles away. what effect will the new fire station have on her homeowners insurance premium? a. a new fire department will be more demanding on local taxes. her annual premium will go up. b. the location of a fire department has no bearing on the value of her house. her annual premium will stay the same. c. the new fire department will reduce the risk of financial loss in her home. her annual premium should decrease. d. with a fire department so close (less than 5 miles), financial risk on jennifer’s home practically disappears. she will not need to pay insurance anymore.

The advertisement demonstrates a popular way companies try to sell a product. what should consumers consider when it comes to the price of this product? it includes shipping and handling costs. it takes into account maintenance costs. it explains why this price is a good deal. it makes the full cost appears lower than it is.

In transportation model analysis, the stepping-stone method is used to: a. obtain an initial feasible solutionb. evaluate empty cells for possible degeneracyc. evaluate empty cells for potential solution improvementsd. identify a dummy origin pointe. balance supply and demand