Answered: For each of the following scenarios,…

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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For each of the following scenarios, select the test (from the choices below), that is most appropriate for analyzing the data.

a) Z-test
b) One-sample t-test
c) Independent t-test
d) Dependent t-test
e) 1-Way ANOVA
f) Regression/Correlation
g) Chi-Square

1. A psychologist wants to know if children with a schizophrenic parent are less well-adjusted than the general population, so she gives 20 children of schizophrenics a measure of psychological adjustment which has a mean of 35 in the general population.

2. A researcher wants to know if 5-yr-old boys and girls differ in their social skills. He recruits 30 brother and sister pairs and administers a social skills inventory with scores that can range from 0 to 80.

3. A sample of 60 children are asked to choose their favorite toy among 3 options (stuffed bear, stuffed dog, stuffed cat). Do children prefer these 3 toys equally?

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