1) Is the amount of time Australian children watch television per night less than 196 minutes?

A) H0: the amount of time Aust Children watch tv per night is significantly less than 196 min.

or H0: the amount of time Aust Children watch tv per night is =196 min

Ha: The amount of time Aust Children watch tv per night is significantly greater than 196 min.

B) H0: the amount of time Aust Children watch tv per night is not significantly less than 196 min.

or H0: the amount of time Aust Children watch tv per night =196

Ha: the amount of time Aust children watch tv per night is significantly less than 196 minutes

C) H0: the amount of time Aust Children watch tv per night is not significantly greater than 196 min

or H0: the amount of time Aust children watch tv per night is = 196 min

Ha: the amount of time Aust children watch tv per night is significantly greater than 196 min.

D) The amount of time Australian children watch tv per night is not significantly less than 196 min.

or H0: the amount of time Aust children watch tv per night is = 196min

Ha: the amount of time Aust children watch tv per night is significantly greater than 196min

2) For previous question: is a 1 or 2 sided test required?

a) 1

b) 2

c) either 1 or 2

d) unable to determine

3) is the average hemoglobin at admission less than 12.5?

a) H0: the average hemoglobin at admission is significantly less than 12.5 or

H0: the Average hemoglobin at admission = 12.5

Ha: the average hemoglobin at admission is not significantly less than 12.5

b) H0: the average hemoglobin at admission is significantly less than 12.5 or

H0: the average hemoglobin at admission is = 12..5

Ha: the average hemoglobin at admission is significantly greater than 12.5

c) H0: the average hemoglobin at admission is not significantly less than 12.5 or

H0: the average hemoglobin at admission = 12.5

Ha: the average hemoglobin at admission is significantly less than 12.5

d) H0: the average hemoglobin at admission is not significantly greater than 12.5 or

H0: the average hemoglobin at admission = 12.5

Ha: the average hemoglobin at admission is significantly less than 12.5

4) for previous question: is a 1 sided or 2 sided hypothesis test required?

a) 1

b) 2

c) either 1 or 2

d) unable to determine