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Fix typo.
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@@ -23,7 +23,7 @@ As the field of Data Science is still being pioneered, problem-solving is an ess
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### The nature of data
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### The nature of data
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**Datasets**
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**Datasets**
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Data is often part of a Dataset, which is a collection of variables with some common dimension or dimensions. Often one of the dimensions is temporal or spacial.
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Data is often part of a Dataset, which is a collection of variables with some common dimension or dimensions. Often one of the dimensions is temporal or spatial.
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**Data Collection**
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**Data Collection**
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is the process of gathering data. The process is usually via a digial recording device, but can also be through an analog recording device or human observation. Care must be taken to avoid introducing sampling bias into the data. Often the first [reduction](#data-reduction) performed is a calibration step to characterize for and remove biases.
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is the process of gathering data. The process is usually via a digial recording device, but can also be through an analog recording device or human observation. Care must be taken to avoid introducing sampling bias into the data. Often the first [reduction](#data-reduction) performed is a calibration step to characterize for and remove biases.
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