Question

Identify the resulting probability as theoretical or experimental.



One-half of the people in a chess club are adults 21 years old or older. The other half are younger. What is the probability that a club member chosen at random will be under 21 years old?



A.
The experimental probability is 50%.


B.
The experimental probability is 75%.


C.
The theoretical probability is 75%.


D.
The theoretical probability is 50%.

Answer 1

@JAXXDP @Lil_Jerome

Answer 2

@mathslover

Answer 3

@ilovebmth1234

Answer 4

@ryan>>>

Answer 5

What do you know @JAXXDP and i will help

Answer 6

its a

Answer 7

my best gusse is A

Answer 8

do you know why

Answer 9

no

Answer 10

if half of the class is 21 and the other half is not 21 what does that tell us

Answer 11

ok

Answer 12

it tell us that it 21/21

Answer 13

You can do it that way but think about it logicly , 21 and 21 each so 100% would be 42 making 21 50% and do you know why it is a not d

Answer 14

sound good to you :)

Answer 15

ywa

Answer 16

yes*

Answer 17

Do you need any more help

Answer 18

yes

Answer 19

with what and ill explain

Answer 20

he table shows the results of drawing colored marbles from a bag.

What would be expected to happen to the experimental probability of drawing a white marble as the number of draws increases?





A.
The experimental probability will likely decrease.


B.
The experimental probability will likely increase.


C.
The experimental probability will likely stay about the same.





http://static.k12.com/calms_media/media/1416500_1417000/1416601/1/3dbbb9a04d686ceb9713f84a48969ce627bf1211/FGA_130913_160917.jpg

Answer 21

ok

Answer 22

sorry i couldent answer post this as new question and i will ans there

Answer 23

ok

Answer 24

The table shows the results of drawing colored marbles from a bag.

Based on theoretical probability, which is the best prediction for the number of times a red marble would be drawn in 1000 trials?





A.
100


B.
125


C.
167


D.
200

Answer 25

http://static.k12.com/calms_media/media/1416500_1417000/1416601/1/3dbbb9a04d686ceb9713f84a48969ce627bf1211/FGA_130913_160917.jpg