QUESTION 7Match the most appropriate random variable distribution to the given scenario:D.The length of time in between a child losing two baby teethB.The number of tornados that touch ground in the United States within a given yearThe number of baskets scored in a basketball game that Lebron James is playing in beforehe makes his first basket.A.The number of times a fisherman must throw his line in the water before catching three fish.C.A. Geometric distributionB. Poisson distributionC. Negative binomial distributionD. Exponential distribution

The length of time in between a child losing two baby teeth. D. Exponential distribution…

Answered: QUESTION 7 Match the most appropriate…

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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Suppose the manager agrees to pay each employee a $50 bonus if they meet a certain goal. On a typical Saturday, the oil change facility will perform 40 oil changes between 10 AM and 12PM. Treating this as a random sample, there would be a 10% chance of the mean oil change time being at or below what value.
4. Create a probability distribution for distribution of "number of heads" appearing after flipping three coins. Find its mean and its standard deviation. Desktop 54°F Rain to stop DELL F5 F6 F7 F8 F9 F10 F11 F12 PrtScr Insert De & Be Y G H J K 立

a. Use technology to produce a dotplot and b a histogram of this distribution. Try a few different histograms, with varying subintervals, to find the one that you consider the best summary of the distribution. b. Write a few sentences describing the shape, center, and spread of this distribution.
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Question Two a) The box and whisker plot below summaries the number of computers fixed per day by a technician in one month 10 12 13 14 15 16 i. Determine the range ii. Calculate the quartile deviation of the number of computers fixed per day. Interpret this value iii. Comment on the skewness of this distribution.
What is the aUVanage of a Targer sampe SIZA WHCH aempng to lation mean? The Economic Policy Institute periodically issues reports on wages of entry level workers. 27 The institute reported that entry level wages for male college graduates were $21.68 per hour and for female college graduates were $18.80 per hour in 2011 (Economic Policy
Which of the following distributions would be most likely to have a tail, and why? A. The GPAs of NMSU students, because some students have a 4.0. B. Class scores on a quiz, with 10 points possible, because the most common scores are 7, 8, and 9. C. The time it takes to install a new piece of computer software, because usually it’s quick, but occasionally it takes hours or even days. D. The amount of money you spend each month on food, because food prices change a little from day to day, and sometimes things are on sale.
5. Which of the following is an example of a discrete random variable? A. The height of mongo plants in a field measured within 3 months B. The number of siblings of Grade 11 students of DQBSNHS C. The weight of newborn babies around the world daily D. Volume of water in tanks among households of San Fernando 6. Which of the following equipment provides a discrete variable? A. Bill Counter B. Stethoscope C. Thermometer D. Voltmeter 7. What is the sum of all the probabilities of a simple event? A.O В. 1 C.2 D. 3 A. 0 8. When a certain event is sure to happen, then what is its probability? A. O В. 1 C.2 D. 3 9. When a certain event will not really happen, then what is its probability? A.O В. 1 C. 2 D. 3 10. What is/are the possible value/s of the random variable X if X is the number of heads in tossing a coin? A. (0) B. (0,1) C. (0,1,2) D. (0,1,2,3) 11. What is/are the possible value/s of the random variable Y if Y is the number of fails in tossing two coins? A. (0) B. (0,1) C. (0,1,2)…
e) Suppose that weekly household expenditures on petrol are normally distributed, with a mean of $120 and a standard deviation of $50. i. A family is randomly selected. Find the probability that this family spends more than $245 per week on petrol? A 2.5 B 0.0062 C 0.9938 D 0.0202 ii. The government wants to promote public transport and will award a prize to the families who spend the lowest amount on petrol. If the government only wants to give a prize to 10% of households, what is the most that a family is allowed to spend on petrol each week to obtain the prize? A $56 B $184 C $3.50 D $217.60 In a sample of 25 families, what is the probability that the average weekly expenditure on petrol will be less than $105? ii. A 0.0668 B 0.9332 C 0.3821 D 0.6179
Body temperature. Suppose the body temperature of healthy individuals is approximately normally distributed with a mean of 37.0°C and a standard deviation of 0.4°C. a. If 130 healthy individuals are randomly selected, what is the probability that the average temperature for these individuals is 36.80°C or lower? b. Would you consider an average temperature of 36.80°C as unlikely to occur if the true average temperature of healthy individuals is 37.0°C?
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C. Test value D. Make a decision

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