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For each claim... Write the null and alternative hypothesis Identify the tail of the test as left tail, right tail, or 2 tail   The proportion of students with access to a vehicle is more than 0.75

For each claim... Write the null and alternative hypothesis Identify the tail of the test as left tail, right tail, or 2 tail   The proportion of students with access to a vehicle is more than 0.75

Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter10: Sequences, Series, And Probability
Section10.8: Probability
Problem 30E
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For each claim...

  • Write the null and alternative hypothesis
  • Identify the tail of the test as left tail, right tail, or 2 tail

 

  1. The proportion of students with access to a vehicle is more than 0.75
  2. The mean weight of newborn babies is 5.6 lb
  3. The percentage of the population who file a federal income tax form is less than 45%
  4. The mean time spent studying for a final exam at least 6 hours.
  5. The proportion of drivers without auto liability insurance is more than 0.16.
  6. Mean number of times a person dines out is  more than 1.2 times per week.
  7. The percentage of new mothers who experience some postpartum depression is no more than 23%

 

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