For this homework, we will be revisiting the age data used in homework #2: 18 18 18 19 19 19 19 19 19 19 19 19 19 20 20 20 20 21 21 21 22 22 22 23 24 26 28 31 32 36 41 44 1) Find a 98% confidence interval for the mean age of PSU Stat 243 students (and record the bounds to 2 decimal places). Do the median and mode fall into this range? If we want the margin of error to be less than 1 year, how many total students should we sample?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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For this homework, we will be revisiting the age data used in homework.
#2:
18 18 18 19 19 19 19 19
20
19 19 19 19 19
21 21 21 22 22 22 23 24 26 28 31
32
20 20 20
36 41 44
1) Find a 98% confidence interval for the mean age of PSU Stat 243
students (and record the bounds to 2 decimal places). Do the
median and mode fall into this range? If we want the margin of
error to be less than 1 year, how many total students should we
sample?
107
Transcribed Image Text:For this homework, we will be revisiting the age data used in homework. #2: 18 18 18 19 19 19 19 19 20 19 19 19 19 19 21 21 21 22 22 22 23 24 26 28 31 32 20 20 20 36 41 44 1) Find a 98% confidence interval for the mean age of PSU Stat 243 students (and record the bounds to 2 decimal places). Do the median and mode fall into this range? If we want the margin of error to be less than 1 year, how many total students should we sample? 107
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