From the question we are told that:
Total Sample size n=500
Dan's mean \=x_D= 3hr
Bret's mean \=x_D= 4hr
Generally, the Total hours spent doing leisure and sports activities is mathematically given by
For Sample A


For Sample B


Therefore
Average Time spent doing leisure and sports activities by an American Adult
For Sample A




For Sample B




Therefore
Dan is Correct because 3.08 or 3.09 is approximately equal to 3
Answer:
-6/5
Step-by-step explanation:
You are going down 6 units and 5 units to the direction of the point you get .
Answer:
$48
Step-by-step explanation:
Answer:
-$3800
Step-by-step explanation:
Javier lost $19 on each of his 200 shares, so his total loss was ...
... 200 shares × $19/share = $3800
The portfolio lost $3800 in value on Tuesday.