I think histogram I’m not sure buddy
Because $385 for two years is 385+385=770
Twice a month for two years=24x2=48
So 770/48=$16.04
Final answer $16.04
Answer:
There is sufficient evidence. A further explanation is provided below.
Step-by-step explanation:
According to the question,
The alternative as well as null hypothesis will be:


The test statistics will be:
⇒ 
By putting the values, we get
⇒ 
⇒ 
⇒ 
Or,
The p-value will be:
= 0.0071
i.e.,
⇒ 
Thus the above is the correct answer.