Directions: Suppose that the average life span of anelectronic component is 72 months and that the life spansare exponentially distributed.1. Find the probability that a component lasts for morethan 12 months.Probability =2. The reliability function r(t) gives the probability that acomponent will last for more than t months. Computer(t) in this case.r(t):=

It is required to find the probability that a component lasts for more than 12 months, and also to…

Answered: Directions: Suppose that the average…

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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14. Testing multiple linear restrictions with the F test Suppose a data set of 350 observations (N=350) was analyzed using OLS to examine the factors that influence the salaries of professional baseball players. The regression results are as follows, with standard errors in parentheses: log(salary) = 12.1 + 0.08 years + 0.02 gamesyr + 0.0007 bavg + 0.02 hrunsyr + 0.012 rbisyr (0.25) (0.025) (0.004) (0.002) (0.015) (0.008) where salary = total salary in 2003 years = years in the league bavg = career batting average gamesyr = average games played per year hrunsyr = home runs per year rbisyr = runs batted in per year R = 0.611 SSR = 199.32
The rumor "People who study math all get scholarships" spreads within a technical high school. Data in the following table show the number of students N who have heard the rumor after t days. 56 7 8 9 10 11 12 Time, t (in days) Number, N, Who Have Heard the Rumor 1 2 3 1 23 3 9 15 21 23 25 25 26 27 a) Use regression to fit a logistic equation N(t)- N(1)= 10-0 (Round to three decimal places as needed) 1. to the data eme
Find the values of A,M and k
Water temperature affects the growth rate of brook trout. The table shows the amount of weight gained by brook trout after 24 days in various water temperatures. Temperature (°C) 15.5 17.7 20.0 22.4 24.4 Weight gained (g) 37.9 31.4 19.0 9.0 -9.9 If W(x) be the weight gain at temperature x, construct a table of estimated values for W'. (Use a one-sided difference quotient with an adjacent point for the first and last values, and the average of two difference quotients with adjacent points for all other values. Round your answers to two decimal places.) w (x) 15.5 17.7 20.0 22.4 24.4

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