sample of n=50 data values randomly collected from a normally distributed population has standard deviation s=2.7. We wish to test the null hypothesis H0:σ=3.3 against the alternative hypothesis H1:σ≠3.3 at a significance of α=0.10. What is the value of the test statistic? Write your answer rounded to 3 decimal places. What is the P-value? Write your answer rounded to 3 decimal places. Do we reject the null hypothesis? We fail to reject the null hypothesis. We reject the null hypothesis.

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A sample of n=50 data values randomly collected from a normally distributed population has standard deviation s=2.7. We wish to test the null hypothesis H0:σ=3.3 against the alternative hypothesis H1:σ≠3.3 at a significance of α=0.10.

What is the value of the test statistic? Write your answer rounded to 3 decimal places.

What is the P-value? Write your answer rounded to 3 decimal places.

Do we reject the null hypothesis?

  • We fail to reject the null hypothesis.
  • We reject the null hypothesis.
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