Answer:
(x - 2)(7x - 4)=0
Step-by-step explanation:

You have to add all the numbers and then with that sum divide it by the number of numbers. In this case it would be 42+45+58+63+42+47+52=349. Now divide that by the numbers of numbers which in this case is 7, ~49.85(answer).
Answer:
Slope is -8
Step-by-step explanation:
1, 1, 1, 1, 1, 1, 2, 3, 5, 8, 13, 21, 34, 55, 89, 89, 89, 89, 89, 89
Triss [41]
Answer:
6 out of the 20 values are below 2. 6/20 = 30%.
Since 30% of the values are below 2, 2 is located at the 30th percentile.
Step-by-step explanation: