jojoonggg
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 Jojo Ong
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jojoonggg:
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2. The average daily volume for Singpost is normally distribution with a mean of 7,000,000 and standard deviation of 800,000 packages per da…
 updated one year ago
 5 replies
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Mathematics

jojoonggg:
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A biased sixsided die is tossed for 315 times. Out of the 315 tosses, score “1”, “2”, “3”, “4” and “5” appears 5, 10, 20, 40 and 80 times,…
 updated 2 years ago
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Mathematics

jojoonggg:
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How to find the mean for a six sided dice?
 updated 2 years ago
 8 replies
 2 Medals
Mathematics

jojoonggg:
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3. Six alphabets (A, B, C, D, E, F) are arranged in a line
c) Suppose that the six alphabets (A, B, C, D, E, F) are randomly arranged in a …
 updated 2 years ago
 2 replies
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Mathematics

jojoonggg:
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8. An object travels as the description shown below.
From t = 0 s to t = 7 s, the object was travelling with a constant velocity of 20 m…
 updated 2 years ago
 7 replies
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Mathematics

jojoonggg:
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3. An object travelling at a speed of 40 m/s starts to accelerate uniformly with acceleration 5 m/s2. What would be the speed of the object …
 updated 2 years ago
 12 replies
 1 Medal
Mathematics

jojoonggg:
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1. A train is travelling with a constant acceleration of 0 m/s2. At time t = 0 s, it is travelling at a speed of 15 m/s. What is the distanc…
 updated 2 years ago
 1 reply
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Mathematics

jojoonggg:
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2. An object is initially at rest and starts to accelerate uniformly at 3 m/s2 at time t = 0 s. At time t = 8 s, what would be the distanc…
 updated 2 years ago
 6 replies
 1 Medal
Mathematics