a. x = 40, s = 5, x = 30 90, μ-89, σ 2 C. μ-50, σ5, α d. s4,α = 20, π= 30 b. - 90, μ 89, σ=2 x = = 50
a. x = 40, s = 5, x = 30 90, μ-89, σ 2 C. μ-50, σ5, α d. s4,α = 20, π= 30 b. - 90, μ 89, σ=2 x = = 50
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 28E
Related questions
Question
-
In parts a–d, state whether the z-score locates x within a sample or within a population.
-
In parts a–d, state whether each value of x lies above or below the
mean and by how many standard deviations.
Expert Solution
Step 1
Standard deviation and mean have given,
Given data value lies within a sample or within a population has to be find out
,and also above or below the mean and by how many standard deviations has to be identified.
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