Find the diagram of t * relevant to a given confidence level (CL) in the evaluation of the two-sided confidence interval evaluation. Area: CL b. Area: 1- CL C. Area: 1- CL d. Area: CL Area: 1-

A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Find the diagram of t * relevant to a given confidence level (CL) in the evaluation of the two-sided
confidence interval evaluation.
a.
Area: CL,
O b.
Area: 1- CL
Area: 1- CL
d.
Area: CL
e.
Area: 1-.
Transcribed Image Text:Find the diagram of t * relevant to a given confidence level (CL) in the evaluation of the two-sided confidence interval evaluation. a. Area: CL, O b. Area: 1- CL Area: 1- CL d. Area: CL e. Area: 1-.
size (n) and margin of error (ME): n = M E) P(I-p). If we have no idea about P, how we
From the confidence interval formula for a single proportion, we can derive the relationship between sample
=(E) P(1-p)
evaluate n?
3(E) P(1-p)*
a.
Use the value of P, such that
is maximized.
n =
МЕ
b.
Use the value of P, such that
=(B) P(1-p)"
n3D
is minimized.
МЕ
From the confidence interval formula for a single mean, we can derive the relationship between sample size (n
) and margin of error (ME):
ts
ME
. If we have no idea about + * and 8, what could be the
n =
reasonable strategy(ies) to evaluate n?
a. Estimate the range (max - min) and use S=range/4.
b. Use z * instead of t*.
c. Take a small pre-sample to estimate s.
O d.
All of the above.
e.
Use data from a previous study or similar population.
Transcribed Image Text:size (n) and margin of error (ME): n = M E) P(I-p). If we have no idea about P, how we From the confidence interval formula for a single proportion, we can derive the relationship between sample =(E) P(1-p) evaluate n? 3(E) P(1-p)* a. Use the value of P, such that is maximized. n = МЕ b. Use the value of P, such that =(B) P(1-p)" n3D is minimized. МЕ From the confidence interval formula for a single mean, we can derive the relationship between sample size (n ) and margin of error (ME): ts ME . If we have no idea about + * and 8, what could be the n = reasonable strategy(ies) to evaluate n? a. Estimate the range (max - min) and use S=range/4. b. Use z * instead of t*. c. Take a small pre-sample to estimate s. O d. All of the above. e. Use data from a previous study or similar population.
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