Adele watched 52 random movies from each nearby video store. Each video store has an equal number of movies.
Is this sample of the movies at nearby video stores likely to be biased?
yes/no.

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (cxd)(x)

Subscriptions to a popular fashion magazine have gone down by a consistent percentage each year and can be modeled by the function y = 42,000(0.96)t. what does the value 42,000 represent in the function?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?