Suppose that one in six smartphone users have fallen prey to cyber-attack. We use a sample of 190 smartphone users. a-1. What is the expected value and the standard error of the sample proportion?

Emily sold the following investments during the year: stock date purchased date sold sales price cost basis a. 1,000 shares dot com co. 03-21-2007 02-04-2018 $20,000 $5,000 b. 500 shares big box store 05-19-2017 01-22-2018 $8,200 $7,500 c. 300 shares lotta fun, inc. 10-02-2017 09-21-2018 $3,000 $4,500 d. 700 shares local gas co. 06-17-2017 11-11-2018 $14,000 $17,000 for each stock, calculate the amount and the nature of the gain or loss.

An outside manufacturer has offered to produce 60,000 daks and ship them directly to andretti's customers. if andretti company accepts this offer, the facilities that it uses to produce daks would be idle; however, fixed manufacturing overhead costs would be reduced by 75%. because the outside manufacturer would pay for all shipping costs, the variable selling expenses would be only two-thirds of their present amount. what is andretti's avoidable cost per unit that it should compare to the price quoted by the outside manufacturer?

What is the correct percentage of texas teachers charged with ethics violations each year?