
Database System Concepts
7th Edition
ISBN: 9780078022159
Author: Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
Publisher: McGraw-Hill Education
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Question
Need help writing
this code please I am not sure what variables to use

Transcribed Image Text:Write a MIPS assembly program that asks a user to input a list of real numbers
(represented as single precision floating point numbers) and then prints out the average and
variance of those numbers. The program should first ask the user how many numbers they wish
to enter and validate that this number is greater than 1. Assuming the user inputs n, then the
program should perform n system calls to collect these numbers.
Assuming the numbers are given by x1, x2,
by:
18
=
1
n
n, then the average and variance are given
IM³
æk
and
1
n
var(x)
=
n
- 1
(2kg)
k=1
Note how the variance depends on first calculating the average.
As an example, if the user specifies 4 numbers and then enters 1.0, 1.5, 2.5, and 3.0, then the
average is (1.0 + 1.5 + 2.5 + 3.0) / 4 = 2.0. The variance is
((1.0 - 2.0)2 + (1.5 - 2.0)² + (2.5 - 2.0)² + (3.0 - 2.0)²) / 3 = (1 + 0.25 +0.25 + 1) / 3 = 2.5/3 =
0.83333.
Hint: You can use an array to help store the numbers if you would like (although there is a more
mathy way to calculate the variance without having to store the numbers).
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