Question
In: Statistics and Probability
a hospital director is told that 54% of the treated patients are insured. The director wants...
a
hospital director is told that 54% of the treated patients are
insured. The director wants to test the claim that the percentage
of patients is below the expected percentage. A sample of 380
patients found that 190 were insured. At the 0.01 level, is there
enough evidence to support the directors claim?
Step 7 of 7: State the conclusion of the hypothesis
test.
Solutions
orchestra answered 2 years agoRelated Solutions
a hospital director is told that 54% of the treated patients are insured. The director wants...
a hospital director is told that 54% of the treated patients
are insured. The director wants to test the claim that the
percentage of patients is below the expected percentage. A sample
of 380 patients found that 190 were insured. At the 0.01 level, is
there enough evidence to support the directors claim?
Step 5 of 7: Identify the level of significance.
A hospital director is told that 55% of the treated patients are insured. The director wants...
A hospital director is told that 55% of the treated patients are
insured. The director wants to test the claim that the percentage
of insured patients is less than the expected percentage. A sample
of 240 patients found that 120 were insured. At the 0.05 level, is
there enough evidence to support the director's claim?
A hospital director is told that 28% of the treated patients are uninsured. The director wants...
A hospital director is told that 28% of the treated patients are
uninsured. The director wants to test the claim that the percentage
of uninsured patients is less than the expected percentage. A
sample of 320 patients found that 80 were uninsured. State the null
and alternative hypotheses.
A hospital director is told that 32% of the treated patients are uninsured. The director wants...
A hospital director is told that 32% of the treated patients are
uninsured. The director wants to test the claim that the percentage
of uninsured patients is below the expected percentage. A sample of
160 patients found that 40 were uninsured. At the 0.05 level, is
there enough evidence to support the director's claim?
A hospital director is told that 31% of the treated patients are uninsured. The director wants...
A hospital director is told that 31% of the treated patients are
uninsured. The director wants to test the claim that the percentage
of uninsured patients is less than the expected percentage. A
sample of 380 patients found that 95 were uninsured. Make the
decision to reject or fail to reject the null hypothesis at the
0.05 level. a. reject null hypotheses or b. fail to reject null
hypotheses
A hospital director is told that 35%35% of the treated patients are uninsured. The director wants...
A hospital director is told that 35%35% of the treated patients
are uninsured. The director wants to test the claim that the
percentage of uninsured patients is under the expected percentage.
A sample of 120120 patients found that 3030 were uninsured.
Determine the decision rule for rejecting the null hypothesis,
H0H0, at the 0.020.02 level.
A hospital director is told that 57% of the emergency room visitors are insured. The director...
A hospital director is told that 57% of the emergency room
visitors are insured. The director wants to test the claim that the
percentage of insured patients is less than the expected
percentage. A sample of 220 patients found that 110 were insured.
Determine the P-value of the test statistic. Round your answer to
four decimal places.
A hospital director is told that 55% of the emergency room visitors are insured. The director...
A hospital director is told that 55% of the emergency room
visitors are insured. The director wants to test the claim that the
percentage of insured patients is less than the expected
percentage. A sample of 360 patients found that 180 were insured.
At the 0.02 level, is there enough evidence to support the
director's claim? Step 1 of 6: State the null and alternative
hypotheses Step 2 of 6: Find the value of the test statistic. Round
your answer...
A hospital director is told that 44% of the emergency room visitors are uninsured. The director...
A hospital director is told that 44% of the emergency room
visitors are uninsured. The director wants to test the claim that
the percentage of uninsured patients is above the expected
percentage. A sample of 360 patients found that 180 were uninsured.
At the 0.02 level, is there enough evidence to support the
director's claim?
Step 4 of 6 : Determine the decision rule for rejecting the null
hypothesis, H0 .
384 patients with coronavirus have been hospitalised in the city hospital. 240 have been treated with...
384 patients with coronavirus have been hospitalised in the city
hospital. 240 have been treated with anti-viral medication and 144
have not.
Perform a hypothesis test to determine if there is a relationsip
between patients being given anti-viral drugs and developing
pneumonia. Use a 1% level of significance.
The observed values are presented below.
Anti-viral drug treatment:
with drugs
with no drugs
total
Pneumonia
60
120
180
No pneumonia
180
24
204
total
240
144
384
1- fill the...
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