Mathematics, 07.05.2021 18:30 xaguilar
The probability of a certain brand of battery going dead within 15 hours is
1/3. Noah has a toy that requires 4 of these batteries. He wants to
simulate the situation to estimate the probability that at least one battery
will die before 15 hours are up.
2
b.
After doing the simulation 5 times, Noah has the following results.
trial
result
1
GGRG
2
GRGR
3
4
RGGG
5
GGGR
What should he use as an estimate of the probability that at least
one battery will die within 15 hours? (Write your answer as a
fraction, decimal, or percent.)
Answers: 1
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Unaware that 35% of the 10000 voters in his constituency support him, a politician decides to estimate his political strength. a sample of 200 voters shows that 40% support him. a. what is the population? b. what is the parameter of interest? state its value c. what is the statistics of the interest? state its value d. compare your answers in (b) and (c) is it surprising they are different? if the politician were to sample another 200 voters, which of the two numbers would most likely change? explain
Answers: 2
The probability of a certain brand of battery going dead within 15 hours is
1/3. Noah has a toy th...
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