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Question: The cellphone brands owned by a sample


The cellphone brands owned by a sample of 20 respondents were:
Apple, Samsung, Appel, Nokia, Blackberry, HTC, Apple, Samsung, HTC, LG, Blueberry, Samsung, Samsung, APPLE, Motorola, Apple, Samsun, Apple, Samsung
a. Clean these data and identify any irregularities in the data.
b. Are there any missing values in this set of 20 respondents? Identify the missing values.

2.99

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