B4. Now focus on missing data for the variable higrade, using the same frequency distribution output as

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B4. Now focus on missing data for the variable higrade, using the same frequency distribution output as in Exercise B3.

Answer these questions:

(a) How many cases altogether had valid information, and what percentage of the overall sample did these cases represent?

(b) How many different types of missing values were there?

(c) What were the missing value codes (available by looking at the Variable View screen of the Data Editor, or in the Codebook)?

(d) What do these missing values codes mean?

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Statistics And Data Analysis For Nursing Research

ISBN: 9780135085073

2nd Edition

Authors: Denise Polit

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Question Posted: Nov 15, 2024 07:00 AM

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B4. Now focus on missing data for the variable higrade, using the same frequency distribution output as

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Statistics And Data Analysis For Nursing Research

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