An article in a journal reports that 34% of American fathers take no responsibility for child care. A researcher claims that the figure is higher for fathers in the town of Littleton. A random sample of 225 fathers from Littleton, yielded 97 who did not help with child care. Using a .05 level of significance test the claim that the proportion is at least 34%.   State the null hypothesis H0: _____________ State the alternative hypothesis H1: _____________ What is the test statistic used for the test (z or t) and its value (round to 2 places) State the significance or alpha (α) level Determine the p-value. (round to 4 places) Do you or do you not reject the null hypothesis? Why? Write a clear conclusion using a complete sentence.

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An article in a journal reports that 34% of American fathers take no responsibility for child care. A researcher claims that the figure is higher for fathers in the town of Littleton. A random sample of 225 fathers from Littleton, yielded 97 who did not help with child care. Using a .05 level of significance test the claim that the proportion is at least 34%.

 

  1. State the null hypothesis H0: _____________
  2. State the alternative hypothesis H1: _____________
  3. What is the test statistic used for the test (z or t) and its value (round to 2 places)
  4. State the significance or alpha (α) level
  5. Determine the p-value. (round to 4 places)
  6. Do you or do you not reject the null hypothesis? Why?
  7. Write a clear conclusion using a complete sentence.
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