A bus can carry 50 people per run. At least how many times does the bus have to run in order to transfer 25, 000 people?
1 answer:
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Answer:
109.33
Step-by-step explanation:
given that the population has a distribution with a mean of 110 and a standard deviation of 8
Sample size n = 40
Std error of sample mean = std dev/square root of sample size
=
From std normal distribution table we find that 30th percentile for Z is
-0.5244
Corresponding x score =
30th percentile = 109.33663
=109.33
Answer:
- a = 4/3 and b = 0
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<h2>Given expression:</h2>Bring both fractions into common denominator:
Simplify:
Compare the result with given expression to get:
- a = 4/3 and b = 0