Write a Smalltalk script in the playground that computes and prints the average of al the even integers in an array. You may use any loop style you like. Assume nothing about the contents of the array; It might contain any mixture of types or objects. However, only those elements that are integers, and even, should contribute to the average. Create your own heterogeneous array to test your script.

Database System Concepts
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ISBN:9780078022159
Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan
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Chapter1: Introduction
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1) Write a Smalltalk script in the playground that computes and prints the average of all
the even integers in an array. You may use any loop style you like. Assume nothing
about the contents of the array; It might contain any mixture of types or objects.
However, only those elements that are integers, and even, should contribute to the
average. Create your own heterogeneous array to test your script.
Transcribed Image Text:1) Write a Smalltalk script in the playground that computes and prints the average of all the even integers in an array. You may use any loop style you like. Assume nothing about the contents of the array; It might contain any mixture of types or objects. However, only those elements that are integers, and even, should contribute to the average. Create your own heterogeneous array to test your script.
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