Answer:
50%
Step-by-step explanation:
50% of the data, in theory, resides between the first and third quartiles
Answer: -x-1 and -9x+9
Step-by-step explanation:
Answer:
Step-by-step explanation:
Given that X is a random variable representing the amount of sleep each adult in New York City got last night.
a) Normal distribution (by central limit theorem)
b) Sample mean will approach population mean mu
c) the standard deviation σx of the sampling distribution approach to σ/√n
d) The means are the same.
. The standard deviations are σ / √50 and σ / √100, respectively.
Answer:
2 3/4 divided by 11/8 would be 2.
Factor the numerator and denominator and cancel the common factors.
I hope that this was helpful :3
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Answer:
f(-2) = 90
Step-by-step explanation:
Plugging in the value of f(x) into the equation:
f(-2) = 5(-2)3^(-2)
f(-2) = 5(-2)(-9) - evaluate the power first
f(-2) = 90 - multiply from left to right to obtain answer
