Answered: tain brand of upright freezer is…

College Algebra

10th Edition

ISBN:9781337282291

Author:Ron Larson

Publisher:Ron Larson

Chapter3: Polynomial Functions

Section3.5: Mathematical Modeling And Variation

Problem 7ECP: The kinetic energy E of an object varies jointly with the object’s mass m and the square of the...

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Transcribed Image Text:An certain brand of upright freezer is available in three different rated capacities: 16 ft3, 18 ft3, and 20 ft3³. Let X = the rated capacity of a freezer of this brand sold at a certain ste following pmf. E(X)= E(X²) = V(X) = X p(x) (a) Compute E(X), E(X2), and V(X). ft³ 16 18 20 0.4 0.2 0.4 (b) If the price of a freezer having capacity X is 65X- 650, what is the expected price paid by the next customer to buy a freezer? $ (c) What is the variance of the price paid by the next customer? Need Help? (d) Suppose that although the rated capacity of a freezer is X, the actual capacity is h(X) = X 0.009x2. What is the expected actual capacity of the freezer purchased be answer to four decimal places.) ft³ Read It ASK YOUR TEACHE Watch It

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