Question 13 (5 points) The monthly salaries of the three people working in a small firm are $3,500, $4,000, and $4,500. Suppose the firm makes a profit and everyone gets a $100 raise. How would the standard deviation of the three salaries change? O The standard deviation would decrease. O Cannot be answered without doing the calculations. 0 The standard deviation would increase. 0 The standard deviation would stay the same. Question 14 (5 points) Every fourth of July, Nathan's Famous in New York City holds a hot dog eating contest, in which contestants try to eat as many hot dogs as possible in 10 minutes. The winning number of hot dogs along with the year is shown in the table below: Year 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 Hot 54 62 68 69 61 62 70 72 74 71 75 Dogs Which of the following describes this relationship between Year and the number of Hot Dogs eaten? Hint: Sketch a graph. Q There is no relationship between Year and Hot Dogs. 0 There is a negative trend between Year and Hot Dogs. 0 The number of Hot Dogs eaten is uniformly distributed from 2010 to 2020. O The median year of this contest is 2015 with 62 Hot Dogs eaten. Q There is a positive trend between Year and Hot Dogs