A study by a reputable research group captured multitasking activities of adults who use different devices while watching TV. The study reported that 320 of 442 (72%) smartphone users sampled, 192 of 350 (55%) computer users sampled, and 139 of 260 (53%) tablet users sampled used their device to check social media unrelated to the video content while watching TV. Complete parts (a) through (c) below. a. Is there eviden
A study by a reputable research group captured multitasking activities of adults who use different devices while watching TV. The study reported that 320 of 442 (72%) smartphone users sampled, 192 of 350 (55%) computer users sampled, and 139 of 260 (53%) tablet users sampled used their device to check social media unrelated to the video content while watching TV. Complete parts (a) through (c) below. a. Is there eviden
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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A study by a reputable research group captured multitasking activities of adults who use different devices while watching TV. The study reported that 320 of 442 (72%) smartphone users sampled, 192 of 350 (55%)
computer users sampled, and 139 of 260 (53%) tablet users sampled used their device to check social media unrelated to the video content while watching TV. Complete parts (a) through (c) below.
computer users sampled, and 139 of 260 (53%) tablet users sampled used their device to check social media unrelated to the video content while watching TV. Complete parts (a) through (c) below.
a. Is there evidence of a significant difference among the smartphone, computer, and tablet users with respect to the proportion who use their device to check social media unrelated to the video content while watching TV? (Use α=0.10.)
The test statistic is
χ2STAT=
Find X2STAT
Please show me the process of how you find this.
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