Aset of data with 100 observations has a mean of 267. there are six outliers in the data set, which have a mean of 688. if the six outliers are removed, what is the mean of the new data set?
a. 251.0
b. 311.6
c. 240.1
d. 284.0

If lmn=xyz, which congruences are true by cpctc? check all that apply

Given: klmn is a parallelogram m? n=3m? k, lf ? kn , ld ? nm kf=2 cm, fn=4 cm find: lf, ld

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.