To compute the standard deviation with the above formula, you have to store the individual numbers using an array, so they can be used after the mean is obtained. Your program should contain the following methods: /** Compute the deviation of double values */ public static double deviation (double [] x) /** Compute the mean of an array of double values */ public static double mean (double [] x) Write a test program that prompts the user to enter 10 numbers and displays the mean and standard deviation, as presented in the following sample run: Enter ten numbers: 1.9 2.5 3.7 2 1 6 3 4 5 2 The mean is 3.1100000000000003 The standard deviation is 1.5573838462127583

Database System Concepts
7th Edition
ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Chapter1: Introduction
Section: Chapter Questions
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Write the program in java dont use AI or copy from anything just write the code in simple and follow the instructions 

To compute the standard deviation with the above formula, you have to store the
individual numbers using an array, so they can be used after the mean is obtained.
Your program should contain the following methods:
/** Compute the deviation of double values */
public static double deviation (double [] x)
/** Compute the mean of an array of double values */
public static double mean (double [] x)
Write a test program that prompts the user to enter 10 numbers and displays the
mean and standard deviation, as presented in the following sample run:
Enter ten numbers: 1.9 2.5 3.7 2 1 63452
The mean is 3.1100000000000003
The standard deviation is 1.5573838462127583
Transcribed Image Text:To compute the standard deviation with the above formula, you have to store the individual numbers using an array, so they can be used after the mean is obtained. Your program should contain the following methods: /** Compute the deviation of double values */ public static double deviation (double [] x) /** Compute the mean of an array of double values */ public static double mean (double [] x) Write a test program that prompts the user to enter 10 numbers and displays the mean and standard deviation, as presented in the following sample run: Enter ten numbers: 1.9 2.5 3.7 2 1 63452 The mean is 3.1100000000000003 The standard deviation is 1.5573838462127583
Task: Pass one-dimensional array to methods (Statistics: compute mean and
standard deviation)
In business applications, you are often asked to compute the mean and standard
deviation of data. The mean is simply the average of the numbers. The standard
deviation is a statistic that tells you how tightly all the various data are clustered
around the mean in a set of data. For example, what is the average age of the
students in a class? How close are the ages? If all the students are the same age, the
deviation is 0.
The mean and deviation of a set of numbers can be computed by the following
formulas:
mean =
n
Σ xi
i=1
n
deviation
=
x1 + x₂ +
n
+ x n
n
Σ(xi - mean)²
i=1
n - 1
Transcribed Image Text:Task: Pass one-dimensional array to methods (Statistics: compute mean and standard deviation) In business applications, you are often asked to compute the mean and standard deviation of data. The mean is simply the average of the numbers. The standard deviation is a statistic that tells you how tightly all the various data are clustered around the mean in a set of data. For example, what is the average age of the students in a class? How close are the ages? If all the students are the same age, the deviation is 0. The mean and deviation of a set of numbers can be computed by the following formulas: mean = n Σ xi i=1 n deviation = x1 + x₂ + n + x n n Σ(xi - mean)² i=1 n - 1
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