The tensile strength of a certain type of wire is normally distributed with a mean of 102.3 and a standard deviation of 4.6. find the standard error of the mean of a sample of 81 wires.

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

tap for more

y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: