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Author Question: A function that is bowl-shaped down is called a ___________ function. a. concave b. convex c. ... (Read 242 times)

Tazate

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on: Jun 24, 2018
A function that is bowl-shaped down is called a ___________ function.
 a. concave
  b. convex
  c. conic
  d. linear

Question 2

The _____________ is an indication of how frequently interval estimates based on samples of the same size taken from the same population using identical sampling techniques will contain the true value of the parameter we are estimating.
 a. residual b. tolerance factor
  c. confidence level d. accuracy level


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pangili4

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

a
RATIONALE: A function that is bowl-shaped down is called a concave function.

Answer to Question 2

c
RATIONALE: The confidence level is an indication of how frequently interval estimates based on samples of the same size taken from the same population using identical sampling techniques will contain the true value of the parameter we are estimating.


Tazate

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Reply 2 on: Jun 24, 2018
Gracias!

mohan

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Reply 3 on: Yesterday
Excellent

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