Talia tossed a penny many times. She got 35 heads and 70 tails. She said the experimental probability of getting heads was 35 70 . Explain and correct her error by completing the sentence. Enter your answer as a simplified fraction.

Sera sells t-shirts at the beach. she believes the price of a t-shirt and the number of t-shirts sold are related. she has been experimenting with different prices for the t-shirts. she has collected a data set with five pairs of data; each consists of the price of a t-shirt and the number of shirts sold. the independent variable, which will go on the x-axis, is . the dependent variable, which will go on the y-axis, is the