Jasmine started swim practice at 11:35 a.m. She finished swim practice at 1:18 p.m.
2 answers:
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Answer:
C. X= -2.01 and x= 1.67
Step-by-step explanation:
Answer:
The correct answer is "$159 and $175".
Step-by-step explanation:
The give values are:
Mean,
= $167
Standard deviation,
= $40
Number of commuters,
n = 100
Now,
⇒
On putting the given values, we get
⇒
⇒
⇒
By using the 2 SE rule of thumb, we get
=
=
= ($)
Or,
=
=
= ($)
i.e,
$159 and $175