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.

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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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