Suppose a chain restaurant has run a major advertising campaign in the hopes of increasing monthly sales. to investigate the effectiveness of this campaign, the restaraunt randomly selected six different locations and recorded the monthly sales before and after the advertising. the following data represents these sales figures in thousands of dollars. assume population 1 is defined as sales after the advertising campaign and population 2 is defined as sales before the advertising campaign. a. what is the mean of the matched-pair differences? b. what is the standard deviation of the matched-pair differences? c. what are the degrees of freedom for this hypothesis test? restaurant 1-after $123, before $107 2-after $122, before $110 3-after $145, before $143 4-after $156, before $168 5-after $160, before $145 6-after $134, before $125

Afreezer manufacturer might purchase sheets of steel, wiring, shelving, and so forth, as part of its final product. this is an example of what sub-classification of business market?

Alicia has a collision deductible of $500 and a bodily injury liability coverage limit of $50,000. she hits another driver and injures them severely. the case goes to trial and there is a verdict to compensate the injured person for $40,000 how much does she pay?

Exercise 4-9presented below is information related to martinez corp. for the year 2017.net sales $1,399,500 write-off of inventory due to obsolescence $80,440cost of goods sold 788,200 depreciation expense omitted by accident in 2016 43,600selling expenses 65,800 casualty loss 53,900administrative expenses 53,500 cash dividends declared 43,300dividend revenue 22,100 retained earnings at december 31, 2016 1,042,400interest revenue 7,420 effective tax rate of 34% on all items exercise 4-9 presented below is information relateexercise 4-9 presented below is information relate prepare a multiple-step income statement for 2017. assume that 61,500 shares of common stock are outstanding. (round earnings per share to 2 decimal places, e. g. 1.49.)prepare a separate retained earnings statement for 2017. (list items that increase retained earnings first.)