7. Cindy works part-time and earns $5.75 an hour. One year she worked 50 weeks
and averaged 12.4 hours of work per
week. About how much money did she
earn that year?

Which term best describes the association between variables a and b? no association a negative linear association a positive linear association a nonlinear association a scatterplot with an x axis labeled, variable a from zero to ten in increments of two and the y axis labeled, variable b from zero to one hundred forty in increments of twenty with fifteen points in a positive trend.

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.

In a graph with several intervals o data how does a constant interval appear? what type of scenario produces a constant interval?