Holly is studying the value of homes in Allentown in which families with two or more children live. Her results suggest a strong correlation between higher home values and smaller families. Some large families do have expensive homes, however, and some small families have inexpensive homes. Which of these displays would best represent the data?
A. scatterplot
B. box-and-whisker plot
C. bar graph
D. stem-and-leaf plot

Question

Holly is studying the value of homes in Allentown in which families with two or more children live. Her results suggest a strong correlation between higher home values and smaller families. Some large families do have expensive homes, however, and some small families have inexpensive homes. Which of these displays would best represent the data?
A. scatterplot
B. box-and-whisker plot
C. bar graph
D. stem-and-leaf plot

anonymous · Answer

A company was privately held for the first five years of its existence. At that point, the directors of the company decided to sell stock in the company to the public. The scatter plot below shows data on the price of the company’s stock in the first year after it was offered.
 
Which of the following statements best reflects the meaning of the y-intercept of the line of best fit in the scatter plot?
A. The company’s stock was initially offered at a price of about $10.
B. The company’s stock was initially offered at a price of about $40.
C. The price of the company’s stock fell by between $5 and $6 every two months.
D. The price of the company’s stock fell by about $30 every two months.