3. The arrow on the spinner will be spun one more time. Based on these results, what is the probability that the arrow will land on the purple
section?
A spinner is divided into four colored sections that are not of qual size: red, blue, purplo,
and orango. The arrow on the spinner is spun several times.
SPINNER RESULTS
Color Number of Times
Red
15
Blue
24
12
Purple
Orange
9
ОООО
O 1/6
O 1/12

Jeffery conducted a survey in his school and found that 30 of the 50 eighth grade students' favorite subject is mathematics. based on the results, jeffery concluded that out of the 200 students in his school, 120 students' favorite subject is mathematics. select the statement that is true about jeffery's conclusion. a. jeffery's conclusion is not valid because the sample was biased since only 200 students were surveyed. b. jeffery's conclusion is valid because the sample was random since all of the students were eighth grade students. c. jeffery's conclusion is valid because the sample was random. d. jeffery's conclusion is not valid because the sample was biased since all of the students were eighth grade students.

Lin is writing an equation to model the proportional relationship between y, the total cost in dollars of downloading videos from a website, and x, the number of videos downloaded. she knows that the total cost to download 3 videos was $12. her work to find the equation is shown below. joylin’s work step 1 k= 3/12= 0.25 step 2 y= 0.25x where did joylin make her first error?

If your teacher tells you to do questions 6 through 19 in your math book for homework, how many questions is that