PRINT UPGRADE - COMPTIA A+ CORE 2 EXAM
10th Edition
ISBN: 9780357482971
Author: ANDREWS
Publisher: CENGAGE L
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Chapter 2, Problem 7TC
Explanation of Solution
Given:
Upgradation of the memory for 16 GB
BIOS/UEFI settings
To find: The action needed to get the information required to estimate the upgradation cost...
Expert Solution & Answer
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here is example 7.6## Example 7.6 Suppose the sample population is χ 2 (2), which is non-normal but with same variance 4. ▶ Repeat the simulation, but replacing the N(0, 4) samples with χ 2 (2) samples. ▶ Calculate the empirical confidence level.(Empirical confidence level) n <- 20 alpha <- 0.05 UCL <- replicate(1000, expr = { x <- rchisq(n,df=2) (n-1)*var(x)/qchisq(alpha,df=n-1) }) sum(UCL >4) mean(UCL > 4) ## t.test function n <- 20 x <- rnorm(n,mean=2) result <- t.test(x,mu=1) result$statistic result$parameter result$p.value result$conf.int result$estimate
using r language
using r language
Chapter 2 Solutions
PRINT UPGRADE - COMPTIA A+ CORE 2 EXAM
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