According to Thomson Financial, last year the majority of companies reporting profits had beaten estimates. A sample of 162 companies showed that 110 beat estimates, 29 matched estimates, and 23 fell short. (a) What is the point estimate of the proportion that fell short of estimates? If required, round your answer to four decimal places.

Which ratio is equivalent to 10: 85

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?