Mathematics, 28.02.2020 02:23 toxsicity
The mayor of a town has proposed a plan for the annexation of a new community. A political study took a sample of 800 voters in the town and found that 50% of the residents favored annexation. Using the data, a political strategist wants to test the claim that the percentage of residents who favor annexation is less than 55% . Testing at the 0.02 level, is there enough evidence to support the strategist's claim?
Step 1 of 7: State the null and alternative hypotheses.
Step 2 of 7: Find the value of the test statistic. Round your answer to two decimal places.
Step 3 of 7: Specify if the test is one-tailed or two-tailed.
Step 4 of 7: Determine the P P -value of the test statistic. Round your answer to four decimal places.
Step 5 of 7: Identify the value of the level of significance.
Step 6 of 7: Make the decision to reject or fail to reject the null hypothesis.
Step 7 of 7: State the conclusion of the hypothesis test.
Answers: 2
Mathematics, 21.06.2019 20:30, esnyderquintero
Find the area of the triangle formed by the origin and the points of intersection of parabolas y=−3x^2+20 and y=x^2−16.
Answers: 3
The mayor of a town has proposed a plan for the annexation of a new community. A political study too...
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