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0.882 3. Find the probability that p will be between 0.02 and 0.05. P(0.02

0.882 3. Find the probability that p will be between 0.02 and 0.05. P(0.02

A First Course in Probability (10th Edition)
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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Normal Distributions ct it According to the College Board, the probability that a student forgets to bring their ID with them when they take their SAT is 3%. A random sample of 500 students was selected. Let p-hat be the proportion of the sample which forgot their ID. ion 1. What is the mean of the sampling proportion? 0.03 2. What is the standard deviation of the sampling proportion? 0.008 V (Round to the nearest thousandth.) 0.882 3. Find the probability that p will be between 0.02 and 0.05. P(0.02 <p < 0.05) = 4. What is the rule of thumb for normalizing the sampling distribution of proportions? np 30 and nq 2 30 x Normal Distributions A magazine reported that on average, American drivers will be involved in 3.4 car accidents while driving over their lifetime, with a standard deviation of 0.68. Number of accidents for American drivers follows a normal distribution. Four Americans who are no longer driving were randomly selected. What is the probability that their average number of accidents while driving will be larger put stion than 4? P(7> 125) 0.0388 ype here to search
Transcribed Image Text:Normal Distributions ct it According to the College Board, the probability that a student forgets to bring their ID with them when they take their SAT is 3%. A random sample of 500 students was selected. Let p-hat be the proportion of the sample which forgot their ID. ion 1. What is the mean of the sampling proportion? 0.03 2. What is the standard deviation of the sampling proportion? 0.008 V (Round to the nearest thousandth.) 0.882 3. Find the probability that p will be between 0.02 and 0.05. P(0.02 <p < 0.05) = 4. What is the rule of thumb for normalizing the sampling distribution of proportions? np 30 and nq 2 30 x Normal Distributions A magazine reported that on average, American drivers will be involved in 3.4 car accidents while driving over their lifetime, with a standard deviation of 0.68. Number of accidents for American drivers follows a normal distribution. Four Americans who are no longer driving were randomly selected. What is the probability that their average number of accidents while driving will be larger put stion than 4? P(7> 125) 0.0388 ype here to search
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