<p>For the following vectors, x and y, calculate the indicatedsimilarity or distance measures. a. (a) x : (1,0,0,1), y :(2,1,1,2) cosine, correlation, Euclidean b. (b) x : (1,1,0,0), y :(1,1,1,0)
<p>Based on this reading:</p><p>1)why you would use this method to measure usability?</p><p>2)Explain why this method is effective and appropriate incollecting the input of the user to understand the usability of
<p>There are three phases of the instructional process,<strong><em>Pre-training</em>, <em>Learning Even</em><em>t</em>,and</strong> <em><strong>Post-Training.</strong></em> Explain theimportance of each one.</p>