The Next Questions Are Based on the Following Information

question 22

Essay

The Next Questions Are Based On The Following Information:
An engineering research center claims that,through the use of a new computer control system,automobiles should achieve,on average,at least an additional 5 miles per gallon of gas.A random sample of 81 automobiles was used to evaluate this product.The sample mean increase in miles per gallon achieved was 4.5,and the sample standard deviation was 2.9 miles per gallon.
-Test the hypothesis at the 5% level.

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Definitions:

Device Manager

A Windows utility that allows users to view and control the hardware attached to the computer.

Windows Tool

General term for software or utility programs included within the Microsoft Windows operating system designed to perform specific tasks or functions to maintain, optimize, or extend system capabilities.

BIOS/UEFI Option

Settings within the Basic Input/Output System (BIOS) or Unified Extensible Firmware Interface (UEFI) that allow users to configure and optimize their system’s hardware and boot sequence.

Virtualization Software

Software technology that allows the creation and management of virtual instances of physical hardware, operating systems, storage devices, or network resources.