a medical researcher wants to investigate the amount of time it takes for patients' headache pain to be relieved after taking a new prescription painkiller. she plans to use statistical methods to estimate the mean of the population of relief times. she believes that the population is normally distributed with a standard deviation of 21 minutes. how large a sample should she take to estimate the mean time to within 4 minutes with 90% confidence?

Question

02-11-2022
Mathematics

Answered

Westonci.ca is the premier destination for reliable answers to your questions, provided by a community of experts. Connect with a community of experts ready to provide precise solutions to your questions on our user-friendly Q&A platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

a medical researcher wants to investigate the amount of time it takes for patients' headache pain to be relieved after taking a new prescription painkiller. she plans to use statistical methods to estimate the mean of the population of relief times. she believes that the population is normally distributed with a standard deviation of 21 minutes. how large a sample should she take to estimate the mean time to within 4 minutes with 90% confidence?

Sagot :

We hope our answers were helpful. Return anytime for more information and answers to any other questions you may have. We appreciate your time. Please revisit us for more reliable answers to any questions you may have. Thank you for trusting Westonci.ca. Don't forget to revisit us for more accurate and insightful answers.

Why did the republics of Yugoslavia secede? A) They wanted to change the name of the country to Slovenia B) They were unhappy with Serbia's rule of the national

how does this statement relate to the events of Ruth fielding at snow camp

During the Heian period, Japanese women A. were encouraged to learn the Chinese language. B. were forbidden from attending the Heian court. C. produced many imp

The median of a set of data is______ equal to the mean. ( Always, Sometimes, or Never)

Five more than the product of a number n and 8 is least 100. Write an inequality that can be used to find all possible values of n

Under the Articles of Confederation, Congress was unable to improve the economy because it did not have the

Which country's flag, the oldest existing flag in the world, apparently fell out of the heavens during a battle on 15th June, 1219?

8. Which of the following is true of the Hay-Bunau-Varilla Treaty? A. It laid out the terms for the purchase of Panama from Colombia. B. It declared Panamanian

Solve for x. 3x+1/14=2x/8

7. Which of the following sentences is written correctly? The film, editor by one of the students in the film class, was too long. The film, have edits by one o

Sagot :

Other Questions