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Applied Statistics and Probability for Engineers | 6th Edition | ISBN: 9781118539712 | Authors: Douglas C. Montgomery, George C. Runger
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In a NiCd battery, a fully charged cell is composed of

Chapter 2, Problem 65E

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QUESTION: Problem 65E

In a NiCd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states and that is usually found in the following states:

Nickel Charge

Proportions Found

0

0.17

+2

0.35

+3

0.33

+4

0.15

(a) What is the probability that a cell has at least one of the positive nickel-charged options?

(b) What is the probability that a cell is not composed of a positive nickel charge greater than +3?

Questions & Answers

QUESTION: Problem 65E

In a NiCd battery, a fully charged cell is composed of nickelic hydroxide. Nickel is an element that has multiple oxidation states and that is usually found in the following states:

Nickel Charge

Proportions Found

0

0.17

+2

0.35

+3

0.33

+4

0.15

(a) What is the probability that a cell has at least one of the positive nickel-charged options?

(b) What is the probability that a cell is not composed of a positive nickel charge greater than +3?

ANSWER:

Solution:

Step 1 of 3:

            The given data is

                                       

Nickel charge

Proportion found

0

0.17

+2

0.35

+3

0.33

+4

0.15

 

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