Acid rain is caused by the emission of sulfur dioxide and nitrogen dioxide into the atmosphere by burning fossil fuels. This acid rain effects the environment by (select all that apply):
Release natural but toxic amounts of aluminum in the soil
Plants to have a better absorbtion rate of nutrients
Poison aquatic wildlife
Release natural but toxic amounts of aluminum in the soil, poison aquatic wildlife.
Tran flips a coin 4 times. Which is true? Select two answers.
a) The probability of the coin landing on heads is greater than landing on tails.
b) There are four possible outcomes.
c) All outcomes are not equally likely.
d) There are 16 possible outcomes.
e) All outcomes are equally likely.
b) There are four possible outcomes.
c) All outcomes are equally likely.
A cat has a litter of 5 kittens. Which simulation could be used to determine the probability that exactly 3 kittens will be female? Select two answers.
a) tossing five coins
b) spinning a spinner with 5 equal parts 2 times
c) spinning a spinner with 2 equal parts 5 times
d) using random integers from 1 to 5.
a) Tossing five coins
d) Using random integers from 1 to 5.
Which question could be answered by the organized list shown? Select two answers.
XXX, XXY, XYX, XYY , YXX, YXY, YYX, YYY
a) a fair coin flipped three times
b) a spinner with three equal sections spun eight times
c) a six-sided number cube tossed eight times
d) a fair coin flipped eight times
e) a spinner with two equal sections spun three times
b) A spinner with three equal sections spun eight times
e) A spinner with two equal sections spun three times
In 1900, half of the babies born in America were born with blue eyes. Which simulation could be used to find the probability that 3 out of 4 babies born had blue eyes?
a) Rolling a 6-sided number cube 3 times
b) Spinning a spinner with 3 equal sections 4 times
c) Flipping a coin 4 times
d) Pick a card from 10 cards 2 times
C) Flipping a coin 4 times.
There are 4 boys and 2 girls in the Science Club. The members draw straws to determine which two members will give the demonstration at the science fair. Which simulation could be used to determine the probability that at least one of the demonstrators will be a girl?
a) toss a coin two times
b) spin a spinner with 4 equal sections two times
c) roll a six-sided number cube two times
d) pick a card from 10 cards two times