Based on historical data, your manager believes that 25% of the company's orders come from first-time customers. A random sample of 81 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is between 0.25 and 0.5? (Enter your answer as a number accurate to 4 decimal places.)
Based on historical data, your manager believes that 25% of the company's orders come from first-time customers. A random sample of 81 orders will be used to estimate the proportion of first-time-customers. What is the probability that the sample proportion is between 0.25 and 0.5? (Enter your answer as a number accurate to 4 decimal places.)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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![Based on historical data, your manager believes that 25% of the company's orders come from first-time
customers. A random sample of 81 orders will be used to estimate the proportion of first-time-customers.
What is the probability that the sample proportion is between 0.25 and 0.5?
(Enter your answer as a number accurate to 4 decimal places.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F2265b8bc-4098-4545-ad65-d615bcfa6dec%2F1360b25f-1aec-44ee-8bf7-bd6f17138a9b%2Fwazap58_processed.png&w=3840&q=75)
Transcribed Image Text:Based on historical data, your manager believes that 25% of the company's orders come from first-time
customers. A random sample of 81 orders will be used to estimate the proportion of first-time-customers.
What is the probability that the sample proportion is between 0.25 and 0.5?
(Enter your answer as a number accurate to 4 decimal places.)
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