document.write( "Question 145930: What does the appropriate use of the t distribution for hypothesis testing assume about the population? \n" );
document.write( " A) Near normal in shape \n" );
document.write( " B) Standard deviation is known \n" );
document.write( " C) Positively skewed \n" );
document.write( " D) Standard deviation is unknown \n" );
document.write( " E) Both “a” and “d” are correct \n" );
document.write( " \n" );
document.write( "
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