6. As of 2015, the top five movies in terms of gross earnings were as follows (figures rounded to the nearest million dollars): Rank Movie Revenue (in millions) Jurassic World $652 Avengers: Age of Ultron $459 Inside Out $356 Furious 7 $353 5 Minions $336 NOTE: This is a sample of the movie from 2015. a) Calculate the mean and standard deviation. [4] b) Find the median, first quartile, and third quartile for these gross earnings. [3] Pg. 4 of 5 SANDALWOOD HEIGHTS SECONDARY SUMMER SCHOOL FINAL EVALUATION c) Calculate the interquartile range and semi-interquartile range. [2] d) What is the z-score for the gross earnings of Inside Out? [1]