(Experimental Probability MC)An experiment is conducted with a bag of marbles containing 5 red and 2 blue marbles. The results of a marble being drawn twice and replaced 100 times are shown in the table. Outcome Frequency Red, Red 19 Red, Blue 32 Blue, Blue 21 Blue, Red 28 Find P(1 red).
Read Details(Slope-Intercept Form HC)A violinist counted the number of practices he had during a semester. The graph shows the relationship between the number of performances, x, and the number of practices, y.Part A: Calculate the slope of the linear equation shown in the graph. Show all necessary work. (3 points)Part B: What does the slope mean for the relationship between the number of practices and the number of performances? (3 points)Part C: Interpret the y-intercept in the situation. (3 points)Part D: Write the equation of the line shown on the graph in slope-intercept form. (3 points)
Read Details(05.07 HC) A teacher is assessing the correlation between the number of hours spent studying and the average score on a music test. The table shows the data: Number of hours spent studying(x) 0 0.5 1 1.5 2 2.5 3 3.5 4 Score on music test(y) 60 62 64 66 68 70 72 74 76 Part A: Is there any correlation between the number of hours students spent studying and the score on the music test? Justify your answer. (4 points) Part B: Write a function that best fits the data. (3 points) Part C: What does the slope and y-intercept of the plot indicate? (3 points)
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