Textbook ExpertVerified Tutor
17 Nov 2021
Given information
Sample size = 75
Sample mean = 17.4 years
Sample standard deviation = 6.3 years
Population mean = 15 years
Step-by-step explanation
Step 1.
represents the sample mean i.e. the mean length of time on death row of 75 death row inmates.
s represents the sample standard deviation i.e. the standard deviation of time on death row of 75 death row inmates.
n represents the sample size i.e. the number of death row inmates surveyed.
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