Vocabulary quiz scores for the 20 students in Mr. Harley’s class are shown in the table. Use this data to answer questions 4 and 5. VOCABULARY QUIZ SCORE SCORE FREQUENCY 40 X 50 X 60 XX 70 80 XX 90 100 4. Calculate the mean and interpret its meaning in this context. 5. Calculate the mean absolute deviation and interpret its meaning in this context. 6. Identify and interpret the meaning of any outliers in the data set

The mean should be 80.5. This means the average number of test scores is 80.5. The mean absolute deviation should be 15.5. This means the average of the values are less than the mean by  about 15.5.

b) 36

step-by-step explanation:

18 times 2 is 36

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.