7.63 0.1587 O 0.0668 O -0.0668 O 0.2 O 0.0062
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
Related questions
Question
Please answer the last two
Transcribed Image Text:7.63
0.1587
0.0668
-0.0668
0.2
0.0062
7.97
0.8413
0.03
0.9938
Transcribed Image Text:In the Philippines, most of the registered nurses goes abroad for work after years of
working experience in the country. The average number of years a nurse works locally
before leaving the country is 7.8 years with a standard deviation 1.2 years. Thirty-six
registered nurses were surveyed; answer the following:
Prompts
Submitted Answers
0.2
Compute for the standard error of the
sampling distribution of the sample mean.
0.8413
Find the probability that the average
number of years a nurse will stay
is at most 8 years.
0.9938
Find the probability that the average
number of years a nurse will stay
is at least 7.3 years.
Choose a match
Find the probability that the average
number of years a nurse will stay
is between 6.5 to 7.5 years.
Choose a match
What is the average number of years
where 20% of the averages are less
than it?
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