Task 1: An industry manufactures bus tyres that have an average lifetime of ( 42500)kilometers with a standard deviation of ( 2500)kilometers and the distribution of lifetime of the tyres is normal, a) Find the probability of a tyre's lifetime is between ( 40000)km and ( 45000)km? b) What is the lifetime in km, that 0% of tyres exceed?

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A: 9995 995 95 -5 1/61950 35/61950 116/61950 61798/61950

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A: here from given table  grand total  =639 and here no of subject uses drug  = 42+9 = 51

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A: Given : The probability of the event of rain for the day is 84%.

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A: Here, mean is 212.8 and standard deviation is 0.7. We will use z-standard normal distribution.

Q: A box contains 2 red, 2 white, and 4 green balls. Two balls are drawn out of the box in succession…

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Q: P(G)= [Choose] P(B)= [Choose ] P(BUY)= [Choose ]

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Q: There are a total of 54 students in Grade 10 - Sapphire. Twenty-four are boys and 30 are girls. If a…

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Q: In a math class of 30 students, 17 are boys and 13 are girls. On a summative test, 4 boys and 5…

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