Python Programming: An Introduction to Computer Science
3rd Edition
ISBN: 9781590282779
Author: John Zelle
Publisher: Franklin Beedle & Associates
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Chapter 2, Problem 1D
Explanation of Solution
Steps in software development process:
Analyze the program:
In this phase, the problem is analyzed clearly and figure out what the problem should solve. It requires the clear understating of the problem and the further analysis is made until the programmer really knows what the problem is.
Determine specification:
After analysis, it is responsible for the programmer to decide what will be the inputs and outputs of the program and how they should decide the factor, that how they relate to each other.
Creating a Design:
In this phase, the overall structure of the program is formulated. The main task in this phase is to design the
Implement the Design:
In this phase, the created design is translated into a computer language and put it is into the computer...
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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
Chapter 2 Solutions
Python Programming: An Introduction to Computer Science
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