subject
Mathematics, 26.11.2019 04:31 QTpieNay

In a sample of 370 adults selected randomly from one town, it is found that 26 (7.0%) of them have been exposed to a particular strain of the flu. the town claims that the true proportion of all adults in their town exposed to this strain is less than 8%. test whether the town's claim is supported at the level a = 0.05. show all work and calculations. clearly state your hypotheses, compute the test statistic (z-score), and state your decision, and your conclusion in the context of the problem. give reasons/explanations for your answers.

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 21.06.2019 14:50
An assembly consists of two mechanical components. suppose that the probabilities that the first and second components meet specifications are 0.87 and 0.84. assume that the components are independent. determine the probability mass function of the number of components in the assembly that meet specifications. x
Answers: 1
question
Mathematics, 21.06.2019 17:10
The random variable x is the number of occurrences of an event over an interval of ten minutes. it can be assumed that the probability of an occurrence is the same in any two-time periods of an equal length. it is known that the mean number of occurrences in ten minutes is 5.3. the appropriate probability distribution for the random variable
Answers: 2
question
Mathematics, 21.06.2019 18:30
Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!
Answers: 1
question
Mathematics, 21.06.2019 18:30
Complex numbers multiply √-4 * √-25 and show all intermediate steps. alternative notation is sqrt(-4) * sqrt(-25).
Answers: 1
You know the right answer?
In a sample of 370 adults selected randomly from one town, it is found that 26 (7.0%) of them have b...
Questions
question
Social Studies, 17.09.2021 14:00
question
Computers and Technology, 17.09.2021 14:00
question
English, 17.09.2021 14:00
question
Mathematics, 17.09.2021 14:00
question
Mathematics, 17.09.2021 14:00
Questions on the website: 13722359