Computing the value of test statistic using one-sample proportion testing.
Use the subsequent information for the below questions. At the .05 level test the claim that the proportion of faults for CD burners is 0.3. A sample of 200 arbitrarily selected CD burners had 57 defects.
List the null as well as alternate hypotheses.
Find the critical value
Find the test statistic. Does the evidence support the claim?