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Author Question: Like the normal distribution, the exponential density function f(x): a. is bell-shaped. b. is ... (Read 237 times)

sdfghj

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on: Jun 24, 2018
Like the normal distribution, the exponential density function f(x):
 a. is bell-shaped.
  b. is symmetrical.
  c. approaches infinity as x approaches zero.
  d. approaches zero as x approaches infinity.

Question 2

Historically, a company that mails its monthly catalog to potential customers receives orders from 8 percent of the addresses. If 500 addresses are selected randomly from the last mailing, what is the probability that between 35 and 50 orders were received from this sample?
 a. 0.0496
  b. 0.2049
  c. 0.7444
  d. 0.7951
  e. 0.9504


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brbarasa

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Reply #1 on: Jun 24, 2018
Answer to Question 1

D

Answer to Question 2

C


sdfghj

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Reply 2 on: Jun 24, 2018
Gracias!

kishoreddi

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Reply 3 on: Yesterday
Wow, this really help

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