Step-by-step explanation:

It’s gunna be 60.2 I believe
14 r.6 -------------------------------------
The general equation for a straight line is

, where m is the slope, and b is the y-intercept. Plugging in numbers, your equation will be

.
Answer:
C: left tailed
Step-by-step explanation:
In two tailed hypothesis, the alternative hypothesis is when mean can either be lesser or greater than the given value. Usually uses the symbol ≠.
In right tailed, the alternative hypothesis is when the mean is greater than the given value.
In left tailed, the alternative hypothesis is when the mean is lesser than the given value.
In this question, the hypothesis test to be performed is to determine if the average amount of time spent watching television per week has decreased from the given value of 21.6 hours.
Thus, it is left tailed test.