2. A spinner has the numbers 1, 2 and 3 on its edges. The spinner is spun and then a coin is tossed.
Draw a tree diagram to represent the sample space.
(b) Determine the probability of getting a two on the spinner and a head on the coin.
Determine the probability of getting a three on the spinner or a tail on the coin.

Find the slope of the line below . enter your answer as a fraction or decimal. use a slash mark ( / ) as the fraction bar if necessary

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.