[コンプリート！] e^-x^2 250249-E x 22
1 Answer1 Based on the comments, I assume the that the X in part 1 and 2 is the same Then we know E X = 1, V a r ( X) = 4 You may now find the answer by using the relationship V a r ( X) = E X 2 − ( E X) 2 ( Hint The correct answer is 41) I leave the below as an example of why the information in the first part is not sufficientNews, The Soup, Chelsea Lately, and more!Get stepbystep solutions from expert tutors as fast as 1530 minutes Your first 5 questions are on us! Www Math Uh Edu Jiwenhe Math1432 Lectures Lecture04 Handout Pdf E x 22