F(x) = 2x - 1 represents what type of translation? Question 1 options:

The line moves down 1 unit and compresses

The line moves up 1 unit and compresses

The line moves down 1 unit and stretches

The line moves up 1 unit and stretches

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

45 was divided by a power of ten to get 4.5. what power of ten was it divided by? people 4.5

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.