The first layer of the prism is the bottom layer. The dimensions of the first layer are __ units x __ units. How many total layers are in the prism? __ Using the dimensions of the first layer and the total number of layers, what is the volume of the prism? __ cubic units

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307