Two students have examined the scatter plot shown and have created a line of best fit for the data. Student A believes that the line of best fit for the data is y= -2x + 24, while Student B believes that the line of best fit for the data is
y=1.52 +23
Determine which student created a better line of best fit given the data in the graph. Justify your answer using
mathematics

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Statements reasons 1. ab ? cd; ad ? bc 1. given 2. ac ? ac 2. reflexive property 3. ? adc ? ? cba 3. ? 4. ? dac ? ? bca; ? acd ? ? cab 4. cpctc 5. ? dac and ? bca are alt. int. ? s; ? acd and ? cab are alt. int. ? s 5. definition of alternate interior angles 6. ab ? cd; ad ? bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3?

Abag contains pieces of paper numbered from 5 to 9. a piece of paper is drawn at random. what is the theoretical probability of drawing a number less than 8?