2.) Data from a certain hospital shows that the average normal body temperature of 25 healthy adults is 98.2 °F with a standard deviation of 0.62 °F. Based on these data test the claim that the mean normal body temperature of adults is in fact equal to 98.6 °F at 0.01 level of significance.
2.) Data from a certain hospital shows that the average normal body temperature of 25 healthy adults is 98.2 °F with a standard deviation of 0.62 °F. Based on these data test the claim that the mean normal body temperature of adults is in fact equal to 98.6 °F at 0.01 level of significance.
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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Transcribed Image Text:Perform the 7-step procedure of Hypothesis Testing. Use z or t test
1.) It is claimed that the average performance of newly graduated nurses from the recent board exam was
92%.Would you agree to this claim if a random sample of 100 nurses showed an average of 95% with a
standard deviation of 15%? (use a=0.05)
2.) Data from a certain hospital shows that the average normal body temperature of 25 healthy adults is 98.2
OF with a standard deviation of 0.62 °F. Based on these data test the claim that the mean normal body
temperature of adults is in fact equal to 98.6 °F at 0.01 level of significance.
Transcribed Image Text:PARAMETER:
Steps:
1:
Ho:
Symbolic
Form
Declarative
Form
На:
Symbolic
Form
Declarative
Form
2: Level of significance: a =
3: Test Statistic: (Sample size/s)
-test:
-mean/s:_
-tail/s
4: Define the area of rejection :(Shade the critical region/s and indicate the critical value/s or tabular
value/s)
Decision Rule:
Reject Ho if the computed value is
Otherwise, do not
reject Ho.
5: Compute for
- value:
6: Decision: Since
_computed is
then
Ho at
level of significance.
7: Interpretation:
of Ho means that
base on the sample/s of
using
level of
significance.
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