(a) If a random sample of size n = 44 is drawn, find u o- and P(16 SXS 18). (Round o to two decimal places and the probability to four decimal places.) P(16 SxS 18) = | (b) If a random sample of size n = 71 is drawn, find u, o- and P(16 S xS 18). (Round a to two decimal places and the probability to four decimal places.) H = P(16 SXS 18) = c) Why should you expect the probability of part (b) to be higher than that of part (a)? (Hint: Consider the standard deviations in parts (a) and (b).) The standard deviation of part (b) is -Select- v part (a) because of the -Select-- v sample size. Therefore, the distribution about is -Select--v

Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
Chapter14: Counting And Probability
Section14.2: Probability
Problem 3E: The conditional probability of E given that F occurs is P(EF)=___________. So in rolling a die the...
icon
Related questions
icon
Concept explainers
Question
Answer a, b, & c.
PRACTI
Suppose x has a distribution with u = 16 and o = 9.
n USE SALT
(a) If a random sample of size n = 44 is drawn, find u, o- and P(16 S xS 18). (Round o, to two decimal places and the probability to four decimal places.)
H =
P(16 SxS 18) =
(b) If a random sample of size n = 71 is drawn, find u, o- and P(16 S XS 18). (Round o- to two decimal places and the probability to four decimal places.)
Hy =
P(16 SxS 18) = |
(c) Why should you expect the probability of part (b) to be higher than that of part (a)? (Hint: Consider the standard deviations in parts (a) and (b).)
The standard deviation of part (b) is --Select-- v part (a) because of the --Select-- v sample size. Therefore, the distribution about u is
Select--v
Transcribed Image Text:PRACTI Suppose x has a distribution with u = 16 and o = 9. n USE SALT (a) If a random sample of size n = 44 is drawn, find u, o- and P(16 S xS 18). (Round o, to two decimal places and the probability to four decimal places.) H = P(16 SxS 18) = (b) If a random sample of size n = 71 is drawn, find u, o- and P(16 S XS 18). (Round o- to two decimal places and the probability to four decimal places.) Hy = P(16 SxS 18) = | (c) Why should you expect the probability of part (b) to be higher than that of part (a)? (Hint: Consider the standard deviations in parts (a) and (b).) The standard deviation of part (b) is --Select-- v part (a) because of the --Select-- v sample size. Therefore, the distribution about u is Select--v
Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Points, Lines and Planes
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, statistics and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Algebra and Trigonometry (MindTap Course List)
Algebra and Trigonometry (MindTap Course List)
Algebra
ISBN:
9781305071742
Author:
James Stewart, Lothar Redlin, Saleem Watson
Publisher:
Cengage Learning
College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
Algebra
ISBN:
9781305652231
Author:
R. David Gustafson, Jeff Hughes
Publisher:
Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage