A surveyor wants to conduct a poll to see how many people in a town prefer to shop online versus at the local mall. Which polling method is likely to be biased?

Polling every other person that exits the mall.

Randomly calling and polling 100 people.

Randomly selecting 25 people from a list of customers that shop online and in-store.

Randomly polling 1000 people at the community center.

Is it true or false i’m trying to pass this test so i can leave school

The sat and act tests use very different grading scales. the sat math scores follow a normal distribution with mean 518 and standard deviation of 118. the act math scores follow a normal distribution with mean 20.7 and standard deviation of 5. suppose regan scores a 754 on the math portion of the sat. how much would her sister veronica need to score on the math portion of the act to meet or beat regan's score?

Which statements about the system are true? check all that apply. y =1/3 x – 4 3y – x = –7 the system has one solution. the system consists of parallel lines. both lines have the same slope. both lines have the same y–intercept. the equations represent the same line. the lines intersect.