4
1
1
This spinner is divided into 8 equal sized sections.
write the probability of the arrow landing on a
section labeled 2 on the first spin.
4
3
2
3. This table shows the results of randomly selecting colored marbles from a
bag 20 times. Based on these results, write the expected probability of
selecting a red marble from the bag in one attempt.
Red
Blue
Yellow
Orange
Green
Purple
5
1
7
3
4
Number of
Times
Selected

For a science project, a high school research team conducted a survey of local air temperatures. based on the results of the survey, the found that the average temperatures were around 10 degrees higher than expected. this result was wrong. the trouble with the survey was that most of the locations were exposed to direct sunlight and located over asphalt or sand, which resulted in higher temperatures than normal. this is a classic example of an error in which phase of inferential statistics?