The accompanying box plot shows the fuel economy ratings for 67 model subcompact cars for a certain year. some summary statistics are also provided. there is one outlier, an electric car whose electricity usage is equivalent to 112 miles per gallon. if that electric car is removed from the data set, how will the standard deviation be affected

Which is the equation of an ellipse with directrices at x = ±4 and foci at (2, 0) and (−2, 0)?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?

What is the order of these fractions from least to greatest 2/3 7/10 5/8 65/100