State whether the standardized test statistic t indicates that you should reject the null hypothesis. Explain.

(a) tequals

=1.941

(b) tequals

=0

(c) tequals

=negative 1.807

(d) tequals

=negative 1.982

(a) For tequals=1.9411.941, should you reject or fail to reject the null hypothesis?

A.

Fail to rejectFailtoreject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

B.

RejectReject

Upper H 0H0,

because

tless than

C.

Fail to rejectFailtoreject

Upper H 0H0,

because

tless than

D.

RejectReject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

(b) For tequals=00, should you reject or fail to reject the null hypothesis?

A.

RejectReject

Upper H 0H0,

because

tless than

B.

Fail to rejectFailtoreject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

C.

RejectReject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

D.

Fail to rejectFailtoreject

Upper H 0H0,

because

tless than

(c) For tequals=negative 1.8071.807,

should you reject or fail to reject the null hypothesis?

A.

RejectReject

Upper H 0H0,

because

tless than

B.

Fail to rejectFailtoreject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

C.

Fail to rejectFailtoreject

Upper H 0H0,

because

tless than

D.

RejectReject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

(d) For tequals=negative 1.9821.982,

should you reject or fail to reject the null hypothesis?

A.

RejectReject

Upper H 0H0,

because

tless than

B.

RejectReject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

C.

Fail to rejectFailtoreject

Upper H 0H0,

because

tless than

D.

Fail to rejectFailtoreject

Upper H 0H0,

because

tgreater than>negative 1.8941.894.

PLEASE HIGHTLIGHT YOUR ANWSER FOR ALL 3 QUESTION