https://product Homework and_. - Googl 2.) (8 points) Amazon.com's net sales were $74.5 billion in 2012, and they increased by 22% in 2013. What were the net sales in 2013? 3.) (6 points) The average distance from Earth to Alpha Centauri is about 25,000,000,000,000 miles. Write this number in scientific notation. 4.) (9 points) In terms of solving the world's problems, do you think the United States does too much? In a survey of 1501 randomly selected adults, 39% said yes. The study then made an inference about all American adults. (a) Define a variable for the study. (b) Identify the sample. (c) Identify the population. 5.) Students were surveyed and asked, "If you could have one superpower, what would it be?" The responses are given in the table. Mind read Fly Fly Other Telekinesis Fly Other Teleport (a) (3 points) Is the variable in this study categorical or numerical? Other Other Telekinesis Fly Teleport Teleport Invisible Other (b) (8 points) Complete the following frequency and relative frequency Other Invisible Fly Other tables. Leave the relative frequencies as decimals. Mind read Other Fly Other (c) (5 points) What proportion of the students did NOT choose flying? Relative (d) (5 points) What proportion of the students chose telekinesis OR Category Frequency Frequency mind reading