Jamie is picking two vegetables to put in her stir fry. She has 3 carrots, 2 cabbages, 4 leeks, and one mushroom to choose from.
If she only is going to pick two at random, what is the probability she picks a carrot then a leek?

An automobile assembly line operation has a scheduled mean completion time, μ, of 12 minutes. the standard deviation of completion times is 1.6 minutes. it is claimed that, under new management, the mean completion time has decreased. to test this claim, a random sample of 33 completion times under new management was taken. the sample had a mean of 11.2 minutes. assume that the population is normally distributed. can we support, at the 0.05 level of significance, the claim that the mean completion time has decreased under new management? assume that the standard deviation of completion times has not changed.

Can you divide 25 into 4 equal groups? explain why or why not.

What is the absolute value of the complex number -4- 2 v14 3.15 14 18