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A pharmaceutical company sells 78 different products. The What annual sales in the top 5.13%? distribution of last year's annual sales amounts is shown below. O A. 74 O B. 200 100 O C. 125 90 O D. None of the above O E. 78 80 206 70 60 75.61 Number of Products 50 40 BO 37 30 20 5 1 10 0 50 100 150 200 Annual Sales ($000)A categorical variable has three categories, with the frequencies of occurrence below. a. Compute the percentage of values in each category. b. What conclusions can you reach concerning the categories? Category Frequency 13 11 26 a. Complete the table below. Category Frequency Percentage (%) A 13 % B 11 % 26 % (Simplify your answers.)The table to the right represents the annual percentage of Type 2011 2012 2013 smartphones sold in a certain region in 2011, 2012, and Type 1 54% 70% 48% 2013 (projected). Type 2 23% 16% 23% Type 3 1% 4% 22% a. What conclusions can you reach about the market for Type 4 11% 5% 3% smartphones in 2011, 2012, and 2013? Type 5 10% 3% 2% b. What differences are there in the market for Type 5 1% 2% 2% smartphones in 2011, 2012, and 2013? a. Select all that apply. El A. Type 2 had the second largest percentage of smartphones sold in all three years. [I B. Type 3 had the second largest percentage of smartphones sold in all three years. Cl C. Type 5 had the smallest or close to the smallest percentage of smartphones sold in all three years. [:| D. Type 6 had the smallest or close to the smallest percentage of smartphones sold in all three years. CI E. Type 1 had the largest percentage of smartphones sold in all three years. A consumer information website tracks automobile complaints. Their report contains consumer vehicle complaint submissions by automaker, brand, and category. The accompanying tables represent complaints received by automaker and complaints received by category for January 2013. Complete parts a through d. Click the icon to view the table of complaints by automaker. Click the icon to view the table of complaints by category. Complaints by Automaker a. Compute the percentage of complaints for each automaker. Automaker Number Automaker Number Percentage A 294 A 294 425 C 494 425 600 494 % 499 600 179 % Other 449 499 % 179 Other 449 X (Round to two decimal places as needed.) Complaints by Category Category Number Airbags and seatbelts 275 Body and glass 288 Brakes 53 Fuel/emission/exhaust system 253 Interior electronics/hardware 297 Powertrain 366 Steering 1166 Tires and wheels 159 Print DoneSuppose the following table represents world oil production in millions of barrels a day for a recent period of time. Complete parts a and b. Oil Production (millions of Region barrels a day) Iran 2.45 Saudi Arabia 7.03 Other OPEC countries 26.11 Non-OPEC countries 43.27 a. Compute the percentage of values in each category. Oil Production (millions of Region barrels a day) Percentage Iran 2.45 % Saudi Arabia 7.03 % Other OPEC countries 26.11 % Non-OPEC countries 43.27 (Round to two decimal places as needed.)Do social recommendations increase ad effectiveness? A study of online video viewers compared viewers who arrived at an advertising video for a particular brand by following a social media recommendation link to viewers who arrived at the same video by web browsing. Data were collected on whether the viewer could correctly recall the brand being advertised after seeing the video. The results are shown below. What do these results tell you about social recommendations? Correctly Recalled E the Brand Arrival Method Yes No Recommendatlon 309 172 Browsing 50 55 Those who arrived at the link lrorn a recommendation had a correct recall of :I% as compared to those who arrived at the link from browsing who had a correct recall of %. Since the difference in percentage is relatively Y one can conclude that social recommendations have E impact on correct recall. (ROI-Ind t0 - is as needed-) 1. some or 2. very little large. small
