Find the standard deviation of 55, 64, 53, 58, and 60. 9.8 3.8 5.0 7.4

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?