Who Smokes More: Male Students or Female Students? Information on a sample of 362 college students is collected. The complete dataset is available at StudentSurvey. We see that 27 of the 193 males in the sample smoke while 16 of the 169 females in the sample smoke. Click here for the dataset associated with this question. Click here to access StatKey. (a) What is the best estimate for the difference in the proportion of smokers, using female proportion minus male proportion? Round your answer to three decimal places.

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Ammonia molecules have three hydrogen atoms and one nitrogen atom.how many of each atom arein five molecules of ammonia

This is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 4 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 3 terms. this is a rational expression because the denominator contains a variable. this is a polynomial with 5 terms.