An economist is interested in studying the incomes of consumers in a particular region. the population standard deviation is known to be $1,000. a random sample of 50 individuals resulted in an average income of $15,000. what total sample size would the economist need to use for a 95% confidence interval if the width of the interval should not be more than $100?

Regarding the results of a swot analysis, organizational weaknesses are (a) internal factors that the organization may exploit for a competitive advantage (b) internal factors that the organization needs to fix in order to be competitive (c) mbo skills that should be emphasized (d) skills and capabilities that give an industry advantages problems that a specific industry needs to correct

Martha is one producer in the perfectly competitive jelly industry. last year, martha and all of her competitors found themselves earning economic profits. if there is free entry and exit, what do you expect to happen to the number of suppliers in the industry and the price of jelly? the number of suppliers will increase, and the price of jelly will fall. the number of suppliers will decrease, and the price of jelly will increase. the number of suppliers will increase, and the price of jelly will increase. the number of suppliers will decrease, and the price of jelly will fall.

Suggested retail price of $13,760, destination charge of $475, equipped with ac, cruise control, and a custom sound system for $800, $235, and $510, respectively. the sticker price for a vehicle with the these features and costs is