determine the mean absolute deviation and use this quantity as a measure of the average distance data are from the mean using a data set of no more than 10 data points
construct a scatterplot and describe the observed data to address questions of association such as linear, non-linear, and no association between bivariate data
Track each student's skills and progress in your Mastery dashboards
Give this quiz to my class
Q 1/4
Score 0
The table shows the number of contacts six people each have stored in their cell phone. What is the mean absolute deviation for this set of data?
60
71
13
4
24
Q 2/4
Score 0
Julie made 25 international long-distance phone calls to London last month. The scatterplot below shows the length and cost of each phone call she made. Which conclusion is best supported by the scatterplot?
60
As the length of a call increases, the cost of the call increases.
As the length of a call increases, the cost of the call remains the same.
As the length of a call increases, the cost of the call decreases.
There is no relationship between the length of a call and the cost of a call.
4 questions
Q.
The table shows the number of contacts six people each have stored in their cell phone. What is the mean absolute deviation for this set of data?
1
60 sec
8.11.B: Measurement and Data
Q.
Julie made 25 international long-distance phone calls to London last month. The scatterplot below shows the length and cost of each phone call she made. Which conclusion is best supported by the scatterplot?
2
60 sec
8.11.A: Measurement and Data
Q.
The list shows the number of songs that five students each downloaded last week.
32, 43, 38, 28, 51
What is the mean absolute deviation of the numbers in the list?
3
60 sec
8.11.B: Measurement and Data
Q.
The daily attendance at a bowling alley was recorded for 15 days. The scatterplot shows the number of lanes rented each day and the number of people who bowled that day. Which statement is best supported by the scatterplot?
