A continous random variable has density function f(x)=(3x?)/(63) for Osxse, forsome 0>0, and zero otherwise. What is the ratio of the mode to the median for thisdistribution?A. 2(1/3)B. 0/(21/3)O C.eD. 2(-1/3)

For the given density function, first we have to calculate the mode and median.

Answered: A continous random variable has density…

Calculus For The Life Sciences

2nd Edition

ISBN:9780321964038

Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.

Chapter13: Probability And Calculus

Section13.3: Special Probability Density Functions

Problem 27E

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Respiratory Rate Researchers have found that the 95 th percentile the value at which 95% of the data are at or below for respiratory rates in breath per minute during the first 3 years of infancy are given by y=101.82411-0.0125995x+0.00013401x2 for awake infants and y=101.72858-0.0139928x+0.00017646x2 for sleeping infants, where x is the age in months. Source: Pediatrics. a. What is the domain for each function? b. For each respiratory rate, is the rate decreasing or increasing over the first 3 years of life? Hint: Is the graph of the quadratic in the exponent opening upward or downward? Where is the vertex? c. Verify your answer to part b using a graphing calculator. d. For a 1- year-old infant in the 95 th percentile, how much higher is the walking respiratory rate then the sleeping respiratory rate? e. f.

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A continous random variable has density function f(x)=(3x2)/(0³) for Osxse, for some 0>0, and zero otherwise. What is the ratio of the mode to the median for this distribution?