LOS238644642581044421321013234352412917179994411131633251331423966351461122196522543615161712454432335233210242Please do it on Excel Q3. The lengths of stay (in days) for 100 randomly selected hospital patients are mentioned in the excel file(Title: HOSPLOS) available in the Blackboard. The hospital from where this sample has been taken wants toestimate the true mean length of stay (LOS). Form 95% and 99% confidence intervals.

Answered: Image /qna-images/answer/aa33b75a-3e2c-4891-a177-a379f147f8c8.jpg

Answered: Q3. The lengths of stay (in days) for…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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1. A true-false test contains 5 questions. How many ways can a student answer the test if ____.(a) the student answers all true? *Choose 5, 0, 1 (b) the student answers two of the questions "false" and the other three questions "true"? *Choose 5, 10, 1, 20 (c) the student answers two of the questions "true" and the other three questions "false"? *Choose 5, 10, 1, 20 2. Andrei picks a number. He doubles the number, squares the result, divides the square by 3, subtracts 30 from the quotient, and gets 18. (a) Is it possible that Andrei picked a negative number? *Choose Yes, No, We cannot determine (b) What are the possible numbers that Andrei could have picked? 3. Given the sequence of numbers, predict the next number that follow. (a) 2, 4, 8, 16, 32, ___ (b) 2, 8, 26, 80, 242, ___ (c) 1, 2, 4, 7, 11, ___
17
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I just need 4,5,6 answers!
Which scatter plot shows a correlation coefficient of r=-0.86? 10 9 8 7 3 2 1 0 10 9 B 7 6 4 0 1 3 2 1 0 10 0 1 2 3 2 3 4 5 6 7 8 9 10 4 5 6 7 8 9 10
Jada and Toby each evaluated 14-4+ (3-1). 2. Consider Jada's work and Toby's work. Jada's Work 14-4+B-1.2=14-4+2.2 = 14-4+4 = 10+4 = 14 Toby's Work 14-4+(3-1).2=10+3-1.2 =13-1.2 = 12.2 = 24 Part A: Who correctly evaluated the expression? Part B: Explain the mistake the other person made.
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8
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4
6
4
2
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Q3. The lengths of stay (in days) for 100 randomly selected hospital patients are mentioned in the excel file (Title: HOSPLOS) available in the Blackboard. The hospital from where this sample has been taken wants to estimate the true mean length of stay (LOS). Form 95% and 99% confidence intervals.