Find the probability of scoring a total of 8 points in 2 tosses of a pair of fair dice (a) once, (b) at least once
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A: We have given that the probability is 0.35% = 0.0035.
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A: Given that X~N(μ= 100 , σ= 10 ) μ= 100 , σ= 10 , n= 25 Formula for Z-score Z=(X-μ)/σ
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Q: 6. In a certain town, 5% of people commute to work by train. If a person is selected randomly from t...
A: here use basic formula of odds
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Q: new oil filter is needed, what is the probability that the oil has to be changed?
A: Here use venn diagram
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Q: There is a 99.55% chance that a sample will have a z-score lower than 0.01 0.02 0.03 2.50.99380.9940...
A: Given information- We have given that- P = 99.55% = 0.9955 We have to find the Z-score.
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