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sashaice [31]
2 years ago
12

Please help me with questions 7

Mathematics
1 answer:
Scrat [10]2 years ago
5 0

Answer:

b

Step-by-step explanation:


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In a normal bell shaped curve, approximately which percentage of scores fall within 3 standard deviation (-3 to +3) or blank (34
Leokris [45]

Let x represent the scores. With mean and standard deviation given,

The Empirical rule states that

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3) About 99.7% of the x values lie between 3 standard deviation below and above the mean

If we consider this rule, then the percentage of scores that fall within 3 standard deviation (-3 to +3) is 99% because this is closer to 99.7%

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What is greater three sets of 5-2 or two sets of 2+3? Draw diagrams
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Suppose that the waiting time for an elevator at a local shopping mall is uniformly distributed from 0 to 90 seconds.
Nady [450]

Answer:

1/3

Step-by-step explanation:

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2 years ago
The Japanese 5 yen coin has a hole in the middle. What are the possible ways to calculate the difference between the distances f
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Answer:a) Subtract the two diameters and multiply by 3.14

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Step-by-step explanation:

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