Universal revised its opening figure up as the musical biopic grabbed a big slice of the audience. Turns out that Straight Outta Compton did even better at the North American box office this weekend than Universal originally estimated. While the studio predicted a weekend box office of $56.1 million on Sunday morning, on Monday it revised that number to a whopping $60.2 million. The film opened to $24.1 million on Friday, including its Thursday night screenings; it corralled $19.3 million on Saturday and took in an extra $16.8 million on Sunday. The film now stands as the fifth best August opening ever, narrowly surpassing M. Night Shyamalan’s Signs, which opened to $60.1 million in 2002. Universal’s R-rated Compton, the biopic about the groundbreaking hip-hop group N.W.A, produced for just $29 million, posted a best-ever opening for its director F. Gary Gray. It also overshadowed other rap movies like Eminem’s 8 Mile, which bowed to $51.2 million in 2002 and Notorious, the