The accompanying table is from a study conducted with the

Last updated: 12/30/2022

The accompanying table is from a study conducted with the stated objective of addressing cell phone safety by understanding why people use a particular ear for cell phone use The goal was to determine whether the ear choice is associated with auditory or language brain hemispheric dominance Assume that one wants to test the claim that handedness and cell phone ear preference are independent of each other Complete parts a and b below P Right Handed Left Handed Right Ear 447 19 Because Left Ear 179 50 No Preference 37 2 a Use the data in the table to find the expected value for the cell that has an observed frequency of 2 The expected value is Round to three decimal places as needed b What does the expected value indicate about the requirements for the hypothesis test the requirements for the hypothesis test satisfied EXOD