The ages of campus day and evening students is known to be normally distributed. A sample of six campus day and evening students reported their ages (in years) as: {18, 35, 27, 45, 20, 20}. What is the 90% confidence interval of the eno true average age O a. 21,1-33,9 Ob. 21,9-33,1 c. 20,4 34,6 d. 18,8- 36,2

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in moodle.mup.cz A
oles of Statistics
The ages of campus day and evening students is known to be normally distributed. A sample of six campus day and
evening students reported their ages (in years) as: {18, 35, 27, 45, 20, 20}. What is the 90% confidence interval of the
eno
true average age
a. 21,1 – 33,9
b. 21,9 - 33,1
O c. 20,4 – 34,6
O d. 18,8 – 36,2
The box plot for the data is
eno
value
frequency
1
Transcribed Image Text:File Edit View History Bookmarks Window Help in moodle.mup.cz A oles of Statistics The ages of campus day and evening students is known to be normally distributed. A sample of six campus day and evening students reported their ages (in years) as: {18, 35, 27, 45, 20, 20}. What is the 90% confidence interval of the eno true average age a. 21,1 – 33,9 b. 21,9 - 33,1 O c. 20,4 – 34,6 O d. 18,8 – 36,2 The box plot for the data is eno value frequency 1
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