In an online practice test, Sam scores 18 points for the questions he
answered correctly and gets -3 points for incorrect answers. How
many points did Sam score?

He scored 15 points in total.

Step-by-step explanation: If according to the question Sam scored 18 points for all correct answers and then got minus 3 points for incorrect answers, then the total points obtained by Sam would be

Total = Correct answers - Incorrect answers

Total = 18 - 3

Total = 15

Therefore Sam scored a total of 15 points.

the correct answer is b) histograms can be used to exhibit the shape of distributions. this is because histograms count the frequency of each possible answer, so one is able to see which results are more common and which are less common.

57 732

step-by-step explanation:

i dont really.know