A researcher has a new treatment for anxiety. The researcher knows that anxiety scores are normally distributed with µ= 70 and σ= 15. The researcher administers their new treatment to a sample of individuals and subsequently measures anxiety levels.If the sample size was n = 30 and M = 63 after treatment, can the researcher conclude the new treatment has an effect? Justify your response.If the sample size was n = 120 and M = 60 after treatment, can the researcher conclude the new treatment has an effect? Justify your response.

The objective of the question is to determine whether the new treatment has an effect on reducing…

Answered: A researcher has a new treatment for…

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 researcher has a new treatment for anxiety. The researcher knows that anxiety scores are normally distributed with µ= 70 and σ= 15. The researcher administers their new treatment to a sample of individuals and subsequently measures anxiety levels.

If the sample size was n = 30 and M = 63 after treatment, can the researcher conclude the new treatment has an effect? Justify your response.
If the sample size was n = 120 and M = 60 after treatment, can the researcher conclude the new treatment has an effect? Justify your response.

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