Answer:
$200
Step-by-step explanation:
63 mph is 13 mph more than 50 mph, so the fine will be that for 13 mph over the speed limit. The fine corresponding to 13 mph over the limit is $200.
9 because they’re are the same distance away from 0 on the number just 9 is on the right side of zero and -9 is on the left side of zero
Answer: (0.3224,0.3976)
Step-by-step explanation:
Given : Sample size : n=625
Number of people check their work email when they are at home =225
The probability of people check their work email when they are at home :
Significance level : 
Critical value : 
The confidence interval for population proportion is given by :-

Answer:
<u>J=2</u>
Step-by-step explanation:
1/2j+1=2 (Subtract 1 from both sides)
-1 -1
------------
1/2j=1
2*(1/2j)=(2)*(1) (Multiply both sides by 2)
j=2