Analyzing Scatterplots and Data Sets

Fill in the Blanks

PARTNER PRACTICE

1). 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?

Multiple Choice

PARTNER PRACTICE

2). Based on the scatterplot, what is the best prediction of the average amount of money spent on groceries for a household that has 7 people?

• $240

• $190

• $210

• $300

Multiple Choice

PARTNER PRACTICE

3). Based on the table of data collected, which description and linear equation best represents the line of best fit for the data?

• strong negative correlation; equation y = -5.1x + 90.7

• strong positive correlation; equation y = 5.1x + 90.7

• slightly weak negative correlation; equation

  y = -5.1x + 90.7

• slightly weak positive correlation; equation y = -5.0x + 90.7

Drag and Drop

PARTNER PRACTICE

4). The range of people in attendance at the movie theater with only 8 screens having showings could be between ​

Placeholder

and ​

Placeholder

.

Drag these tiles and drop them in the correct blank above

105

120

85

140

90

Multiple Choice

EXIT TICKET 12/09 - TEK 8.11B

Based on the scatterplot, which statement is true regarding the point indicated as red represented in the situation?

• A household having 8 people could be expected to spent on average $280 on groceries weekly.

• A household having 8 people will spend exactly $280 on groceries weekly.

• To spend exactly $280 weekly on groceries, a family would have to be of 8 people.

• Generally, no household of people would indicate no money spent on groceries weekly.