An experiment was conducted to examine the performance (as measured by the number of errors made) on a motor skills task. Twenty-four subjects (12 young and 12 old) were assigned to either an easy or hard motor skills task. There were two factors in the study: age (young/old) and difficulty of the motor skills task (easy/hard). The number of errors made on the motor skills task was recorded for each person and is presented in the table below. Difficulty EasyHardAgeYoung532646758997AgeOld676539101114151216State the null and alternative hypotheses Report the results of the hypothesis tests in #a below. Be sure to express the results in the context of the study and use APA format as appropriate. Sketch, label, and describe any significant interaction(s). (For your sketch, it is fine to make it look like the plot shown in SPSS.) Use α = .05 for each test

Given information: The data represents the number of errors made on a motor skills task for 2…

Answered: An experiment was conducted to examine…

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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An experiment was conducted to examine the performance (as measured by the number of errors made) on a motor skills task. Twenty-four subjects (12 young and 12 old) were assigned to either an easy or hard motor skills task. There were two factors in the study: age (young/old) and difficulty of the motor skills task (easy/hard). The number of errors made on the motor skills task was recorded for each person and is presented in the table below.

		Difficulty
		Easy	Hard
Age	Young	5 3 2 6 4 6	7 5 8 9 9 7
Age	Old	6 7 6 5 3 9	10 11 14 15 12 16

State the null and alternative hypotheses

Report the results of the hypothesis tests in #a below. Be sure to express the results in the context of the study and use APA format as appropriate. Sketch, label, and describe any significant interaction(s). (For your sketch, it is fine to make it look like the plot shown in SPSS.) Use α = .05 for each test

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