Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let x be the average utility bill of 50 r/s California households. a. Find P (90 ≤ x (bar) ≤ 100). b....

Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let
x
be the average utility bill of 50 r/s California households.

a. Find P (90 ≤ x (bar) ≤ 100).

b. Interpret the answer to (a) in plain language.

Suppose that the average utility bill of all California households is $92.55 with sd.<br>$20.07. Let x be the average utility bill of 50 r/s California households.<br>Find P (90 < is100).<br>Interpret the answer to (a) in plain language.<br>a.<br>b.<br>

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Jun 03, 2022

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Suppose that the average utility bill of all California households is $92.55 with s.d. $20.07. Let x be the average utility bill of 50 r/s California households. a. Find P (90 ≤ x (bar) ≤ 100). b....

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