Five different names were put into a hat. A name is chosen 121 times and the name Karen is chosen 24 times. What is the experimental probability of the name Karen being chosen?
What is the theoretical probability of the name Karen being chosen? Use pencil and paper. Explain
how each probability would change if the number of names in the hat were different

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.

If a line is defined by the equation y = 5x + 2, what is the slope?

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days