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In order to determine whether to pitch a new advertising campaign more toward men or women, an advertiser provided each couple in a random sample of 500 married couples with a new type of TV remote control that is supposed to be easier to find when needed. Of the 500 husbands, 62% said that the new remote was easier to find than their old one. Of the 500 wives, only 54% said the new remote was easier to find. Let p1 be the population proportion of married men who think that the new remote is easier to find, and let p2 be the corresponding proportion of married women.Can the statistic pˆ1 - pˆ2 = 0.62 - 0.54 be used to test
made with aluminum wire, 105 met the specification.
H0 : p1 - p2 = 0 versus H1 : p1 - p2 =
0? If so, per-
Find a 95% confidence interval for the difference in the proportions of units that meet the specification be- tween units with gold wire and those with aluminum wire.
Suppose a monopolist charges a price of $27 for its product and sells 10 units at that price. At 10 units of production the firm has average fixed cost equal to $10 and average variable cost equal to $12. How much total profit is the firm earning ..
Why are central banks so concerned about inflation expectations?
For a particular good that is monopolized, the monopolist faces the following demand and cost conditions: P= 12 - 2 qd MR= 12-4qd MC= 2 q a) What price will the firm charge its customers b) Will the firm earn positive economic profits
Suppose the price of widgets falls from $7 to $5 and consumption of widgets rises from 15 widgets a month to 25 widgets. Calculate your price elasticity of demand of widgets. What can you say about your price elasticity of demand of widgets Is it ..
if the interest rate is 10%, what is the present value of a security that pays you $1100 next year, $1210 the year after, and $1331 the year after if the security sold for $3500, is the yield to maturity greater or less then 10% Why
Is there "slippage" between the world of the film and the world outside the theatre? Does the film suggest a correction to the way we view things outside of the theatre? Does the film have a moral message about the basic human experience (1)?
This theater shows unusual films and treats early-arriving movie goers to live organ music and Bugs Bunny cartoons. If the theater is open, the owners have to pay a fixed nightly amount of $500 for films, ushers, and so on, regardless of how many ..
Explain why the government must be overestimating the revenue it will receive from the resulting inflation tax.
Although self-employed workers have the option to purchase private health insurance, many do not, due to adverse selection. Suppose half the population is healthy and half is unhealthy. The cost of getting sick is $1000 for the healthy and $10,000..
What is the market equilibrium corn price per month and the market equilibrium number of corn demanded and supplied? Use Excel to graph this out.
To produce one unit of the final output, the downstream division requires one unit of the input. If the inverse demand for the final output is P = 1,000 - 80Q would the company's value be maximized by paying upstream and downstream divisional mana..
In Malthusian framework, the growth of population (which is assumed to be the same as labor) depends on current population and how much they consume: future population, N' = C^.5 N^.5 where N is current population and C is current consumption.
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