Passage: On review aggregator website Rotten Tomatoes, the film holds an approval rating of 14% based on 120 reviews, with an average rating of 3.94/10. The website's critical consensus reads, "Like a grand staircase within the famous mansion that inspired it, Winchester appears poised to get a rise out of audiences, but ultimately leads nowhere." At Metacritic, the film received a weighted average score of 28 out of 100, based on 18 critics, indicating "generally unfavorable reviews". Audiences polled by CinemaScore gave the film an average grade of "B–" on an A+ to F scale.Variety's Owen Gleiberman gave the film a negative review, writing, "Mirren does all she can to look like she’s having fun, but Winchester...[is] an empty grab bag of a spook show in which the Spierig brothers never do figure out a way to turn the Winchester Mystery House into an exhilarating movie set...".Stephen Dalton of The Hollywood Reporter gave the film a mixed review, saying that "Winchester is a visual treat, its palette aglow with bronze and turquoise tints that suggest colorized Victorian postcards,” but "it "promises more sophisticated shocks and psychological depths than it ultimately delivers.”Simon Abrams at RogerEbert.com gave the film three out of four stars, stating, "Winchester leveled my unfair expectations simply by being both silly and fun... what [it] lacks in originality its creators amply make up for in execution." He also stated that the dialogue was "enjoyable."In January 2019, it was nominated for several Razzie Awards, including Worst Picture and Worst Actress.

Question: What was the average rating given to the film on Rotten Tomatoes?
3.94/10