manager of a chicken farm wants to investigate the possibility of replacing the current chicken food with a new generation proven to result in heavier chickens. there are two brands A and B available. (Assume population variances are equal) which category of hypothesis testing is the most appropriate to test the managers claim

step-by-step explanation:

i need to answer questions so i dont know but i think its the first one because it goes up but a consent rate

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:

the answer is b.

64

step-by-step explanation:

c=2πr=2·π·8≈64