ta property="og:title" content="Creates a transition matrix for each item. — multi_transmat" />

<meta property="og:description" content="Needs an 'interleaved' dataframe (see interleave function). Pre-test item should be followed by corresponding post-item item etc. 
Don't knows must be coded as NA. Function handles items without don't know responses.
The function is used internally. It calls transmat." />
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