3. What is the slope of a line that is perpendicular to the line shown? 4
(3, 3)
2.
-4
2.
2
4
х
(-3,-1)
-2.
-4

School has 204 sixth grade students. if the sixth grade is 30% of the total school, how many students are in the middle school?

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.

Adeposit of 5500 at 6% for 3 years equals