1,320,000,000 fish were sold in 2005. 4,220,000,000 fish were sold in 2006. Which is the best estimate of the number of fish sold in 2005 and 2006? A. 3,000,000,000

B. 5,000,000,000

C. 5,540,000,000

D. 6,000,000,000
pls help im faling

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.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.