Question: A business owner claims that the proportion of online order is greater than 75%. to test this claim the honor check the next 1000 orders and determined that 745 orders are online orders. find the P value for this to happen this is a test for a proportion and round your answer to three decimal places.
Question: A teacher claims that the proportion of students expected to pass an exam is greater than 80%. to test this claim the teacher administers the test to 200 random students and determines that 151 students pass the exam. come to a conclusion and interpret the result for this hypothesis test for a proportion using a significance level of 5%?
Question: A researcher claimed that the incidence of a certain type of cancer is less than 5% to test this claim that they are random sample of 4,000 people are checked and 170 are determined to have the cancer. in this example the p-value was determined to be 0.015 come to a conclusion and interpret the results for this hypothesis test for a proportion use a significance level of 5%?
Question: A police officer claims that the proportion of accidents that occur in the daytime versus nighttime at a certain intersection is not 35%. does this claim a random sample of 500 accidents at this intersection was examined from police record. it is determined that 156 accidents occurred in the daytime. find the P value for this hypothesis test for the proportion and round your answer to three decimal places
Instituition / Term
Term
Year 2022
Institution
MATH 225N Statistical Reasoning for the Health Sciences
