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20 Find the standard error, SE, for these data. Give your answer to one decimal place. SE= Find the test statistic. Give your answer to three decimal places. t= Using either software or conservative version by the formula, find the degrees of freedom, df. If you are using software, give your answer to two decimal places. df =

20 Find the standard error, SE, for these data. Give your answer to one decimal place. SE= Find the test statistic. Give your answer to three decimal places. t= Using either software or conservative version by the formula, find the degrees of freedom, df. If you are using software, give your answer to two decimal places. df =

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 7 of 15 What is the effect of concussions on the brain? Researchers measured the brain sizes (hippocampal volume, in microliters) of 25 collegiate football players with a history of clinician-diagnosed concussion and 25 collegiate football players without a history of concussion. The summary statistics are given in the table. O Macmillan Learning Group Concussion No concussion Group Size SE= 25 Stacked 25 Mean 5784 6489 Standard Deviation 609.3 815.4 Rashmi Singh et al. Relationship of collegiate football experience and concussion with hippocampal volume and cognitive outcomes. JAMA. 2014, 311, 1883-1888. Find the standard error, SE, for these data. Give your answer to one decimal place. Find the test statistic. Give your answer to three decimal places.
Transcribed Image Text:Question 7 of 15 What is the effect of concussions on the brain? Researchers measured the brain sizes (hippocampal volume, in microliters) of 25 collegiate football players with a history of clinician-diagnosed concussion and 25 collegiate football players without a history of concussion. The summary statistics are given in the table. O Macmillan Learning Group Concussion No concussion Group Size SE= 25 Stacked 25 Mean 5784 6489 Standard Deviation 609.3 815.4 Rashmi Singh et al. Relationship of collegiate football experience and concussion with hippocampal volume and cognitive outcomes. JAMA. 2014, 311, 1883-1888. Find the standard error, SE, for these data. Give your answer to one decimal place. Find the test statistic. Give your answer to three decimal places.
Question 7 of 15 What is the effect of concussions on the brain? Researchers measured the brain sizes (hippocampal volume, in microliters) of 25 collegiate football players with a history of clinician-diagnosed concussion and 25 collegiate football players without a history of concussion. The summary statistics are given in the table. O Macmillan Learning Group Concussion No concussion Group Size SE= 25 Stacked 25 Mean 5784 6489 Standard Deviation 609.3 815.4 Rashmi Singh et al. Relationship of collegiate football experience and concussion with hippocampal volume and cognitive outcomes. JAMA. 2014, 311, 1883-1888. Find the standard error, SE, for these data. Give your answer to one decimal place. Find the test statistic. Give your answer to three decimal places.
Transcribed Image Text:Question 7 of 15 What is the effect of concussions on the brain? Researchers measured the brain sizes (hippocampal volume, in microliters) of 25 collegiate football players with a history of clinician-diagnosed concussion and 25 collegiate football players without a history of concussion. The summary statistics are given in the table. O Macmillan Learning Group Concussion No concussion Group Size SE= 25 Stacked 25 Mean 5784 6489 Standard Deviation 609.3 815.4 Rashmi Singh et al. Relationship of collegiate football experience and concussion with hippocampal volume and cognitive outcomes. JAMA. 2014, 311, 1883-1888. Find the standard error, SE, for these data. Give your answer to one decimal place. Find the test statistic. Give your answer to three decimal places.
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