NBC/WSJ/MaristNBC/WSJ published the results of a new poll on March 29. In this poll, respondents from Michigan were asked for whom they would likely vote if Hillary Clinton were the Democratic Party's candidate and Donald Trump were the Republican Party's candidate.
Of those who answered the question, 52.0% said that they intend to vote for Clinton, while 36.0% indicated that they would give their vote to Trump. This poll was conducted from March 1 to March 3, among a random sample of 2229 registered voters. Estimated have a +/-2.1 percentage points sampling error.
In comparison with other surveys
Converting these results into two-party vote shares yields values of 59.1% for the Democrat Clinton and 40.9% for the Republican Trump. The Democrats did worse by 4.1 percentage points in comparison to the average results of the other polls in Michigan.