DATABASE FUNDAMENTALS
TYPES OF DATA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Discrete
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Continuous
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Either A or B
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None of the above
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Detailed explanation-1: -Therefore, our answer is going to be be continuous because it’s not counting an integer decimal places arise and yet it’s gonna be a fine answer.
Detailed explanation-2: -The combined tonnage of mail passing each day through the local postal centre is discrete data. The number of items passing each day through the local postal centre is discrete data.
Detailed explanation-3: -And because the number of heads results from a random process-flipping a coin-it is a discrete random variable. Continuous. Continuous variables, in contrast, can take on any value within a range of values.
Detailed explanation-4: -To find the expected value, E(X), or mean of a discrete random variable X, simply multiply each value of the random variable by its probability and add the products. The formula is given as E(X)==∑xP(x).