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QUESTION 20 "A clinican has found a significant effect of a new drug and wants to know the effect size. If the population mean =45 with a standard deviation = 16.5 and the clinical observed a sample of n = 64 had a mean = 41, then what would be the effect size in terms of Cohen's d?" 0.24 O -0.24 1.94 O -1.94

QUESTION 20 "A clinican has found a significant effect of a new drug and wants to know the effect size. If the population mean =45 with a standard deviation = 16.5 and the clinical observed a sample of n = 64 had a mean = 41, then what would be the effect size in terms of Cohen's d?" 0.24 O -0.24 1.94 O -1.94

MATLAB: An Introduction with Applications
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 18** A random sample of n = 144 scores is selected from a population whose mean = 230 and standard deviation = 15. What is the probability that the sample’s mean will be below M = 228? (Please input answer as a probability with four decimal places). --- **Question 19** A random sample of n = 169 scores is selected from a population whose mean = 195 and standard deviation = 32. What is the probability that the sample’s mean will be between M = 193 and M = 197? (Please input answer as a probability with four decimal places). --- **Question 20** "A clinician has found a significant effect of a new drug and wants to know the effect size. If the population mean = 45 with a standard deviation = 16.5 and the clinical observed a sample of n = 64 had a mean = 41, then what would be the effect size in terms of Cohen’s d?" - 0.24 - -0.24 - 1.94 - -1.94
Transcribed Image Text:**Question 18** A random sample of n = 144 scores is selected from a population whose mean = 230 and standard deviation = 15. What is the probability that the sample’s mean will be below M = 228? (Please input answer as a probability with four decimal places). --- **Question 19** A random sample of n = 169 scores is selected from a population whose mean = 195 and standard deviation = 32. What is the probability that the sample’s mean will be between M = 193 and M = 197? (Please input answer as a probability with four decimal places). --- **Question 20** "A clinician has found a significant effect of a new drug and wants to know the effect size. If the population mean = 45 with a standard deviation = 16.5 and the clinical observed a sample of n = 64 had a mean = 41, then what would be the effect size in terms of Cohen’s d?" - 0.24 - -0.24 - 1.94 - -1.94
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