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MATH225 Week 7 Assignment (77 Q/A) / MATH 225N Week 7 Assignment / MATH 225 Week 7 Assignment / MATH225N Week 7 Assignment: Hypothesis Testing Q&A (Latest, 2022): Chamberlain College of Nursing |100% Correct Answers, Already Graded “A”| CA$22.36   Add to cart
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MATH225 Week 7 Assignment (77 Q/A) / MATH 225N Week 7 Assignment / MATH 225 Week 7 Assignment / MATH225N Week 7 Assignment: Hypothesis Testing Q&A (Latest, 2022): Chamberlain College of Nursing |100% Correct Answers, Already Graded “A”|
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  • MATH225 / MATH225N
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  • Chamberlain College Of Nursing

MATH225 Week 7 Assignment (77 Q/A) / MATH 225N Week 7 Assignment / MATH 225 Week 7 Assignment / MATH225N Week 7 Assignment: Hypothesis Testing Q&A (Latest, 2022): Chamberlain College of Nursing |100% Correct Answers, Already Graded “A”| MATH 225 Week 7 Assignment: Hypothesis Testing Q&A ...

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  • February 21, 2022
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  • 2021/2022
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  • math225 week 7 assignment 77 qa math 225n week 7 assignment math 225 week 7 assignment math225n week 7 assignment hypothesis testing qampa latest
  • 2022 chamberlain college of nursing |1

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  • MATH225 / MATH225N
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,
, Right-Tailed (>) 1.644854
Left-Tailed (<) -1.644854
Two-Tailed (≠) ± 1.959964
Answer: 0.063


4. A researcher claims that the incidence of a certain type of cancer is < 5%. To test this claim, a
random sample of 4000 people are checked and 170 are found to have the cancer.
The following is the set up for the hypothesis:
Ho = 0.05
Ha = < 0.05
In the example the p-value was determined to be 0.015.
Come to a conclusion and interpret the results of this hypothesis test for a proportion (use a significance level of 5%)
Answer: The decision is to reject the null hypothesis. The conclusion is that there is enough evidence to support the
claim.


5. A researcher is investigating a government claim that the unemployment rate is < 5%. TO test this
claim, a random sample of 1500 people is taken and it is determined that 61 people were
unemployed.
Ho: p = 0.05 Ha: p < 0.05
Find the p-value for this hypothesis test for a proportion & round to 3 decimal places.
Hypothesis Test for p
population proportion

Level of Significance 0.05
Proportion under H0 0.0500
n 1500
Number of
Successes 61




Sample Proportion 0.040667
StDev 0.217945
SE 0.005627
-
Test Statistic (z) 1.658577
One-Sided p-value 0.048457
Two-Sided p-value 0.096914



Answer: 0.048

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