20. In a sports poll, 53% of those surveyed believe their high sch team will win the state championship. The poll shows a margin of error of 0.5 percentage points. Write and solve an absolute value inequality to find the least and the greatest percent of people that think their team will win the state championship.

20. In a sports poll, 53% of those surveyed believe their high sch team will win the state championship. The poll shows a margin of error of 0.5 percentage points. Write and solve an absolute value inequality to find the least and the greatest percent of people that think their team will win the state championship.

Algebra and Trigonometry (6th Edition)

6th Edition

ISBN:9780134463216

Author:Robert F. Blitzer

Publisher:Robert F. Blitzer

ChapterP: Prerequisites: Fundamental Concepts Of Algebra

Section: Chapter Questions

Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...

See similar textbooks

Similar questions

You may want to create a table to help you with this problem. Consider a computer test to indicate if you like Math 123 or dislike Math 123. If positive, you like the class and if negative you dislike the class. In a sample of 25 thousand people, 80% of the population indicated they liked the class. If the test is 85.5% accurate, what are the chances that the test showed the person disliked Math 123, but in reality they actually liked the course? Round your percentage to 2 decimals.
In fall 2014, 36% of applicants with a Math SAT of 700 or more were admitted by a certain university, while 14% with a Math SAT of less than 700 were admitted. Further, 34% of all applicants had a Math SAT score of 700 or more. What percentage of admitted applicants had a Math SAT of 700 or more? (Round your answer to the nearest percentage point.) %
I have a random math question. Let's suppose that you were to have a 100 gallon barrel of gelatin and for every 20 minutes, 4 ounces of it sets. How many minutes would you have to wait for the whole thing to set. 100 gallons == 12800 ounces
A retailer wants to see if a red "Sale" sign brings in more revenue than the same "Sale" sign in blue. The data below shows the revenue in thousands of dollars that was achieved for various days when the retailer decided to put the red "Sale" sign up and days when the retailer decided to put the blue "Sale" sign up. Red: 2.7, 2.6, 1.1, 4.2, 2.6, 3.4, 2.3, 2.9, 4, 2.6 Blue: 2.2, 1, 2.8, 1.6, 0.6, 0.9, 1, 1.7, 3.4 Assume that both populations follow a normal distribution. What can be concluded at the a = 0.01 level of significance level of significance? b. The test statistic t î = (please show your answer to 3 decimal places.) c. The p-value = (Please show your answer to 4 decimal places.)
Show complete solutionThere is a 95% chance of passing any exam. What is mean in number of attempts until third exam is passed?
Solve number 5 and explain
In fall 2014, 34% of applicants with a Math SAT of 700 or more were admitted by a certain university, while 14% with a Math SAT of less than 700 were admitted. Further, 38% of all applicants had a Math SAT score of 700 or more. What percentage of admitted applicants had a Math SAT of 700 or more? (Round your answer to the nearest percentage point.) %
Jocelyn complied data on the number of hours students work per week the summer after senior year. The minumun number of hours in the distribution was 23. The range was 17
How to find the values and find it in excel
Please show the full solution and proper notation and terminology. 1. A production manager wants to estimate the proportion of defective parts received from a new supplier. She believes that defective proportion is no more than 0.20 and wants to be within 0.02 of the true proportion of defective parts with 90% level of confidence. How large a sample should she take? thanks.
Number 5 only a, b, c
A report just came out that stated that 23.8% of all Americans say that vanilla is their favorite ice cream, 20.9% say that chocolate is their favorite, 9.1% favor butter pecan, 8.2% favor strawberry, and the rest have other favorites. An ice cream shop owner thinks that her customers are not like the rest of America. The table below shows the results of $55 of her patrons' ice cream selections. What can be concluded at the a = 0.05 significance level? a. Complete the table by filling in the expected frequencies. Round your answers to the nearest whole number. Frequencies of Favorite Ice Cream Outcome Frequency Expected Frequency vanilla 216 Chocolate 195 Butter Pecan91 Strawberry 92 Other 361 b. What is the correct statistical test to use? Select an answer V c. What are the null and alternative hypotheses? Но: O The distribution of favorite ice cream for customers at her shop is the same as it is for Americans in general. O The distribution of favorite ice cream for customers at her…