Based on historical data, your manager believes that 41% of the company's orders come from first- time customers. A random sample of 84 orders will be used to estimate the proportion of first-time- customers. What is the probability that the sample proportion is between 0.33 and 0.48? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer = |(Enter your answer as a number accurate to 4 decimal places.)

Based on historical data, your manager believes that 41% of the company's orders come from first- time customers. A random sample of 84 orders will be used to estimate the proportion of first-time- customers. What is the probability that the sample proportion is between 0.33 and 0.48? Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations. Answer = |(Enter your answer as a number accurate to 4 decimal places.)

Name: Based on historical data, your manager believes that 41% of the compa
Uploaded: 2024-03-20T07:07:00.000Z
Channel: Bartleby
Description: Based on historical data, your manager believes that 41% of the company's orders come from first-time customers. A random sample of 84 orders will be used to estimate the proportion of first-time customers. What is the probability that the sample pr

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

See similar textbooks

Similar questions

In the winter, guests who visit Yosemite National Park like to stay at an overnight lodge in the park 71 % of the time. Find the probability that among 11 guests surveyed exactly 3 guests like to stay at an overnight lodge in the park. P(x = 3) =
For example, let us assume that the mean quantity of cholesterol in eggs is 185 milligrams with a standard variation of 8 milligrams. Calculate the probability that the mean amount of cholesterol in a sample of 44 eggs will be within 3 milligrams of the mean amount of cholesterol in the general population.
Suppose that the population of middle-school children has a mean of 350 on a reading test and σ = 50. Assume normality. What is the probability that a mean will be greater than 370 with a sample of 25 students? Leave the probability in decimal form (do not convert to percentage). Round to the nearest ten thousandth. (4 decimal places)
A study found that student weights averaged 87.3lb with a SD = 4lb. What is the 2-decimal % probability that an individual student will weight below 85 lb? What is the 2-decimal % probability that a group of 35 students will have a mean weight of over 88 lb?
Cody took his first physics exam and scored an 80. The population mean for this exam is 70, and the standard deviation is 5. What is the probability of selecting a person with a score greater than Cody’s?
A survey of property owners' opinions about a street-widening project was taken to determine if owners' opinions were related to the distance between their home and the street. A randomly selected sample of 100 property owners was contacted and the results are shown next. Opinion Front Footage For Undecided Against Under 45 feet 12 4 4 45-120 feet 35 5 30 Over 120 feet 3 2 5 What is the expected frequency for people against the project and who have over 120 feet of property foot-frontage? Select one: a. 1.1 b. 3.9 c. 5.0 d. 5.5
The table summarizes results from 975 pedestrian deaths that were caused by automobile accidents. DriverIntoxicated? Pedestrian Intoxicated? Yes No Yes 45 74 No 285 571 If one of the pedestrian deaths is randomly selected, find the probability that the pedestrian was intoxicated or the driver was not intoxicated.Report the answer as a percent rounded to one decimal place accuracy.
You are analysing a factory. Stage 3 of the manufacturing process has a 45% chance of finishing on time. If it does finish on time, the chance of Stage 4 finishing late is 20%. The overall chance of Stage 4 finishing on time is 71.2%. What is the chance that Stage 4 finishes late if Stage 3 finished late? Round your answer to 2 decimal places.
According to a 2009 Reader's Digest article, people throw away approximately 17% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 114 grocery shoppers to investigate their behavior. What is the probability that the sample proportion is between 0.09 and 0.15? Answer = (Enter your answer as a number accurate to 4 decimal places.)
According to a 2009 Reader's Digest article, people throw away approximately 14% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 182 grocery shoppers to investigate their behavior. What is the probability that the sample proportion exceeds 0.13?Note: You should carefully round any z-values you calculate to 4 decimal places to match wamap's approach and calculations.Answer = (Enter your answer as a number accurate to 4 decimal places.)
According to a 2009 Reader's Digest article, people throw away approximately 11% of what they buy at the grocery store. Assume this is the true proportion and you plan to randomly survey 111 grocery shoppers to investigate their behavior. What is the probability that the sample proportion exceeds 0.08? Note: You should carefully round any intermediate values you calculate to 4 decimal places to match wamap's approach and calculations.Answer = (Enter your answer as a number accurate to 4 decimal places.) Based on past experience, a bank believes that 7.5 % of the people who receive loans will not make payments on time. The bank has recently approved 220 loans.What must be true to be able to approximate the sampling distribution with a normal model? Before proceeding, think about whether the conditions have been met.What are the mean and standard deviation of the sampling distribution of the proportion of people who will not make payments on time in samples of 220?mean, as a decimal…
find the z score in which 93.70% of the z scores in a population are below that value