a random sample of 200 dancers was asked if they practice dancing 20 or more hours per week. the results are shown in the table.
practice 20 or more hours per week do not practice 20 or more hours per week
ballet dancers 113 0
jazz dancers 0 87
what type of association does the table show between type of dancer and practicing more than 20 hours per week?
no association
a weak association
a strong association
a moderate association

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.

F(x)=5/6x+3 which of the following is true

What fraction is equivalent to 0.46464646··· a. 46⁄999 b. 46⁄100 c. 46⁄99 d. 23⁄50