For the given claim, complete parts (a) and (b) below. Claim: High school teachers have incomes with a standard deviation that is less than $22,250. A recent study of 125 high school teacher incomes showed a standard deviation of $19,250. Question content area bottom Part 1 a. Express the original claim in symbolic form.
For the given claim, complete parts (a) and (b) below. Claim: High school teachers have incomes with a standard deviation that is less than $22,250. A recent study of 125 high school teacher incomes showed a standard deviation of $19,250. Question content area bottom Part 1 a. Express the original claim in symbolic form.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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For the given claim, complete parts (a) and (b) below.
Claim: High school teachers have incomes with a standard deviation that is less than $22,250. A recent study of 125 high school teacher incomes showed a standard deviation of $19,250.
Question content area bottom
Part 1
a. Express the original claim in symbolic form.
▼
pp
muμ
sigmaσ
▼
equals=
not equals≠
greater than>
less than<
▼
$22,250
$19,250
Part 2
b. Identify the null and the alternative hypotheses that should be used to arrive at a conclusion that supports the claim.
H0:
▼
pp
muμ
sigmaσ
▼
not equals≠
greater than>
equals=
less than<
▼
$22,250
$19,250
H1:
▼
pp
muμ
sigmaσ
▼
greater than>
not equals≠
less than<
equals=
▼
$19,250
$22,250
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