Question: 14.14. A random variable X has distribution N(, 1). Twenty observations are taken on X but instead of recording the actual value we only note

14.14. A random variable X has distribution N(, 1). Twenty observations are taken on X but instead of recording the actual value we only note whether or not X was nega- tive. Suppose that the event {X < 0) occurred precisely 14 times. Using this informa- tion, obtain the ML estimate of .

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