QMS 102 Lecture Notes - Lecture 11: Normal Distribution, Standard Deviation
25 Nov 2015
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On calculator always useeeeee ncd on the normal dist. On calculator and lower choose a negative number. Find x such that 20% of download times are less. The 20 % on the graph is actually the 20th. If they ask find z value first but given the 20% we. Don t need to go thru a lot . 50% is 0. 67 and -0. 67 on box wisker. Go train is scheduled to arrive at union station at 15 minutes past the hour. 9:22am. n* what is the probability that the train scheduled at 9:15am arrives late but arrives before 9:22am. n* certain arrival times are classified as exceptionally late and it is probability is 0. 015.
