If the probability of her losing any
drawing competition is 0.7, find the probability of her winning
a) at least one competition.

b) exactly two competitions.

Answers

Answer 1

Answer:

In the first case, you have three entries out of 50, so your chance of winning assuming all drawings have equal chance of being picked is

In the first case, you have three entries out of 50, so your chance of winning assuming all drawings have equal chance of being picked is350=0.06.

In the first case, you have three entries out of 50, so your chance of winning assuming all drawings have equal chance of being picked is350=0.06.If you enter 3 contests 1 time, and I assume each contest is the same, then your chance of winning at least one of them is the complement to losing all of them. This probability is given by

In the first case, you have three entries out of 50, so your chance of winning assuming all drawings have equal chance of being picked is350=0.06.If you enter 3 contests 1 time, and I assume each contest is the same, then your chance of winning at least one of them is the complement to losing all of them. This probability is given by1−(4950)3=7351125000≈0.058808.

In the first case, you have three entries out of 50, so your chance of winning assuming all drawings have equal chance of being picked is350=0.06.If you enter 3 contests 1 time, and I assume each contest is the same, then your chance of winning at least one of them is the complement to losing all of them. This probability is given by1−(4950)3=7351125000≈0.058808.So it seems you have a slightly better chance of winning at least once if put all three of your bets in one contest.


Related Questions

Select the correct answer. A photographer specializes in food photography for advertising. He is part of which career pathway?
A. Merchandising
B. Marketing
C. Marketing communications
D. Production

Answers

ANSWER: Marketing because it is simply advertising

EXPLANATION: photographer who is taking pictures for the advert purpose of a brand is actively involved in the Marketing career path of the company he works with. this is because advertising(marketing communication) is part of a long chain of marketing techniques used by the company to promote their products and also to get returning and new customers patronizing them much more.
marketing communication is embedded into marketing which is the main career. although what the photographer is doing is part of the marketing communications but the career pathway of which he is involved with is the MARKETING career.

Answer:

What he said

Explanation:

how many laws are there in california

Answers

  ▌│█║▌║▌║ Hey Emma Here! ║▌║▌║█│▌

Answer:

California Law consists of 29 codes, covering various subject areas.

What causes chemical imbalances in the brain?

Answers

Answer:

chemical imbalances happen to diseases injuries,aging,chronic dress and poor nutrition. when most people talk of chemical imbalance , espee doctors and researchers, they're referring to an imbalance old neurotransmitter or chemical messengers of brain.

Explanation:

this is the answer

The product of a number and 2 less than the number is 15. Find the number
A) -3 or 5
B)-2 or 6
C)-6 or 2
D) -5 or 3

Answers

x(x-2) = 15 where x = the unknown number
If you test all the answers in that equation, both x values in answer A yield 15, so the answer is A

The author mentions the longhouse as an example of a building that was
O not designed to be moved
O made of wood
O common only in the Southeast
O used by migratory peoples

Answers

Answer:

what the main story/poem is?

who plays adopt me on rob.lox!! TELL me your best pet and user if you play
my user is whitdawggy5678 freind me if you could play

Answers

Answer:

i just started it nothing yet

Explanation:

very sad

Answer:

I have mega owl and neon cow and mega frost, those are my best pets

Question 2 of 10
Productivity Post Assessment
Putting off things until the last minute is effective
for some people.
True or false

Answers

The answer to this is True

Answer:False

Explanation: When putting things off to the side you often have less time to get the work done, meaning if you wait until the last second your work will be crammed into a small amount of time, making your work less efficient.

A water faucet runs at a rate of 4/5 gallon per 1/5 minute. What is the unit rate of the faucet?

Answers

Answer:

k

Explanation:

Who killed king von? if yall know yall brainliest

Answers

Answer:

Timothy Leeks (this is my spare)

Explanation:

which of the following are the mental benefits of dancing

Answers

A mental benefit of dancing is it could cause happiness
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