on the two common operating systems in the smartphone market. She wants to decide in which system to build new features by determining which system has users that spend more money.( significance level of 5%) System A System B Mean ＄10 ＄15 Standard deviation ＄3 ＄5 Number of users 67 65

on the two common operating systems in the smartphone market. She wants to decide in which system to build new features by determining which system has users that spend more money.( significance level of 5%) System A System B Mean ＄10 ＄15 Standard deviation ＄3 ＄5 Number of users 67 65

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

Arusi has a successful app that runs on the two common operating systems in the smartphone market. She wants to decide in which system to build new features by determining which system has users that spend more money.( significance level of 5%)

	System A	System B
Mean	＄10	＄15
Standard deviation	＄3	＄5
Number of users	67	65

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