The number of shipwrecks in a year along a certain shipping route has a population distribution as shown in the probability histogram below. The populationmean is also given.Population0.6 -0.5-0.4population mean: u=10.30.2+0.1 +Number of shipwrecksProbability (c) What would the sampling distribution of the sample mean for a random sample of size n=30 years look like? Use the slider to select the best answer.n=300.15-Option0.10-0.05-A12Number of shipwrecksn= 30Option B0.15+0.10-0.05-Number of shipwrecksn=30Option C0.15+0.10-0.05 -1.41.6Number of shipwrecksProbabilityProbabilityProbability

By central limit theorem, The distribution of the sample mean is Normally distributed, if the sample…

Answered: The number of shipwrecks in a year…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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The probability distribution for the number of Customer per day at the Sunset Spa is shown below: Number of Customers(X) 40 41 42 43 44 Probability P(X) 0.1 0.20 3b 0.21 0.12 Determine the: value of b probability that at least 42 customers will be in the diner per day
NOTE: please follow the step in the given lesson below
The distribution of Bachelor's degrees conferred by a university is listed in the table. Assume that a student majors in only one subject. What is the probability that a randomly selected student with a Bachelor's degree majored in Business, Chemistry or Engineering? Round your answer to three decimal places. Frequency 261 117 104 86 119 Major Physics Philosophy Engineering Business Chemistry 0.523 0.443 0.511 0.449
Direction: Analyze the relative frequency distribution table below. Then, answer the following questions: What percent of subscribers require less than 25 seconds to download a file? Explain your answer. b. What is the probability that a subscriber chosen at random will require at least 10 seconds but less than 30 seconds to download a file? Explain your answer. a. A Relative Frequency Distribution Percent of subscribers Download time (in seconds) 0-5 0.6 5-10 1.7 10-15 4.3 9.2 15-20 20-25 15.1 25-30 19.2 30-35 19.0 35-40 14.9 40-45 45-50 50-55 9.0 4.5 15 55-60 LO Answer: a. b. Activate Windows Go to PC settings to activate Windows.
The random variable X is the crew size of a randomly selected shuttle mission. Its probability distribution is shown below. Complete parts a through c. 2 5 6 7 8 D 4 0.045 0.306 P(X=x) 0.025 0.187 0.431 0.006 ... a. Find and interpret the mean of the random variable. μ= 5.947 (Round to three decimal places as needed.) Interpret the mean. Select the correct choice below and fill in the answer box to complete your choice. (Round to three decimal places as needed.) A. The average number of persons in a shuttle crew is 5.947 person(s). OB. The most common number of persons in a shuttle crew is person(s). b. Obtain the standard deviation of the random variable. O (Round to three decimal places as needed.) Check answer Help me solve this View an example Get more help. 30 20 F10 F4 MacBook Air F6 DII FB Clear all DD F9
Historical data show that customers who download music from a popular Web service spend approximately $24 per month, with a standard deviation of $4. Assume the spending follows the normal probability distribution. Find the probability that a customer will spend at least $20 per month. How much (or more) do the top 7% of customers spend? What is the probability that a customer will spend at least $20 per month?
The accompanying table lists the outcomes and the probability distribution for a student renting videos during the week while on campus. Video Rentals per Week during Semester Outcome (number of O weekly video rentals) Probability distribution Outcome 0 (number of weekly video rentals) Probability distribution 1 0 69.81 2 Write the cumulative probability distribution in the table below. Use two decimal places. 3 1.81 4 0.05 0.55 0.25 0.05 0.07 0.02 0.01 Hint: Write your answers in two decimal places. 5 8 The probability of renting between two and four videos a week is 126.95 60 57.14 5 25 600 and the probability of renting less than three a week is
Use the probability distribution to complete parts (a) and (b) below. Activities Probability0 0.0591 0.1212 0.1633 0.1794 0.2165 0.1276 0.0837 0.052 The number of school-related extracurricular activities per student (a) Find the mean, variance, and standard deviation of the probability distribution. (b) Interpret the results.
The normal distribution curve can be used as a probability distribution curve for normally distributed variables. Group of answer choices False True
%23 The following table contains the probability distribution for the number of traffic accidents daily in a small town. Complete parts (a) through (c) below. Number of Accidents P(X= x;) Daily (X) 0.28 0.31 0.17 3 0.09 0.07 0.05 4 0.03 a. Compute the mean number of accidents per day. (Type an integer or a decimal. Do not round.) More data-3_24_2022-4..xlsx 67 F e Type here to seareh
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The number of shipwrecks in a year along a certain shipping route has a population distribution as shown in the probability histogram below. The population mean is also given. Population 0.6 + 0.5 0.4 0.3- population mean: u=1 0.2+ 0.1 - Number of shinwrecks Probability