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In a Nicd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states. Assume the following proportions of the states: Nickel Proportions Found Charge 0.15 +2 0.35 +3 0.33 +4 0.17 Determine the mean and variance of the nickel charge. a. None among the choices O b. µ = E(X) = 2.29 o? = V (X) = 1.53 O. µ = E(X) = 2.37 o? = V (X) = 1.47 %3! O d. u = E(X) = 2.29 O = 1.53

In a Nicd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states. Assume the following proportions of the states: Nickel Proportions Found Charge 0.15 +2 0.35 +3 0.33 +4 0.17 Determine the mean and variance of the nickel charge. a. None among the choices O b. µ = E(X) = 2.29 o? = V (X) = 1.53 O. µ = E(X) = 2.37 o? = V (X) = 1.47 %3! O d. u = E(X) = 2.29 O = 1.53

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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In a Nicd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states. Assume the following proportions of the states: Nickel Proportions Found Charge 0.15 +2 0.35 +3 0.33 +4 0.17 Determine the mean and variance of the nickel charge. a. None among the choices O b. µ = E(X) = 2.29 o2 = V (X) = 1.53 O. µ = E(X) = 2.37 o? = V (X) = 1.47 O d. u = E(X) = 2.29 o = 1.53
Transcribed Image Text:In a Nicd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states. Assume the following proportions of the states: Nickel Proportions Found Charge 0.15 +2 0.35 +3 0.33 +4 0.17 Determine the mean and variance of the nickel charge. a. None among the choices O b. µ = E(X) = 2.29 o2 = V (X) = 1.53 O. µ = E(X) = 2.37 o? = V (X) = 1.47 O d. u = E(X) = 2.29 o = 1.53
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