A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.6 years, andstandard deviation of 0.8 years.If you randomly purchase one item, what is the probability it will last longer than 6 years?Round answer to three decimal placesQuestion Help: VideoSubmit Question

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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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Watch your cholesterol: The mean serum cholesterol level for U.S. adults was 195, with a standard deviation of 34 (the units are milligrams per deciliter). A simple random sample of 103 adults is chosen. Use the TI-84 calculator. Round the answers to four decimal places. Answer the three following questions.
answer part b only. it is not 29.665
Question Help X6.2.21 A survey found that women's heights are normally distributed with mean 63.6 in and standard deviation 2.5 in. A branch of the military requires women's heights to be between 58 in and 80 in. a Find the percentage of women meeting the height requirement. Are many women being denied the opportunity to join this branch of the military because they are too short or too tall? b. If this branch of the military changes the height requirements so that all women are eligible except the shortest 1% and the tallest 2%, what are the new height requirements? nts Click to view page 1 of the table, Click to view page 2 of the table a The percentage of women who meet the height requirement is% (Round to two decimal places as needed.) orrect: 4 Rents cess ibrary Enter your answer in the answer box and then click Check Answer. Check Answer parts remaining Clear All tions This course (MAT 113-18172) is based on Triola: Elementary Statistics, 13e Terms of Use Privacy Policy Copynight…
Statistics: Answer the following using excel Assume that the time it takes to finish a particular task of a complicated manufacturing process follows a normal distribution with a mean of 4.3 minutes with a standard deviation of 0.7 minutes. a) what is the probability that it takes longer than 5 minutes to complete this task? b) what is the probability that it takes anywhere between 4 and 5 minutes to complete this task?
Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard deviation σ=15. Find the probability that a randomly selected adult has an IQ between 90 and 120. Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... Question content area bottom Part 1 The probability that a randomly selected adult has an IQ between 90 and 120 is enter your response here. (Type an integer or decimal rounded to four decimal places as needed.)
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?
IQ is normally distributed with a mean of 100 and a standard deviation of 15. Suppose one individual is randomly chosen. Find the probability that this person has an IQ greater than 138. Round your answer to 4 decimals. P(IQ greater than 138) =
Assume that adults have IQ scores that are normally distributed with a mean of μ=105 and a standard deviation σ=20. Find the probability that a randomly selected adult has an IQ less than 129. Click to view page 1 of the table. LOADING... Click to view page 2 of the table. LOADING... Question content area bottom Part 1 The probability that a randomly selected adult has an IQ less than 129 is enter your response here. (Type an integer or decimal rounded to four decimal places as needed.)
The NJ Department of Health has reported the average life span of NJ residents is 81 years. If the standard deviation is σ = 4 years, what is the probability of a person living to at least 92 years of age?
Lesson Plan Revi..pdf MacBook Pro 4. A farmer has a flock of turkeys with weights that are normally distributed with a mean of 15.3 pounds and a standard deviation of 2.3 pounds. If one turkey is selected at random, wha weight is less than 17.0 pounds? is the probability that its
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A manufacturer knows that their items have a normally distributed lifespan, with a mean of 4.6 years, and standard deviation of 0.8 years. If you randomly purchase one item, what is the probability it will last longer than 6 years? Round answer to three decimal places Question Help: Video