Tim answered all the questions on his math test but got 10 answers wrong. He received 4 points for every correct answer, and the
1 answer:
You might be interested in
Step-by-step explanation:
From given data,
n = 1496
x = 478
Proportion estimate ( p ) =
= = 0.3195 ≅ 0.31
Proportion estimate ( p ) = 0.31
∴ The proportion of new car buyers who prefer foreign cars -> 0.31
One fifth is the same as 
and 15 is the same as 
So just times across,
×
Resulting in(1 x 15= 15, and 5 x 1= 5),
If you need/want to reduce it, divide both numbers by 5. Leaving you with the simplified answer of
or 3. Either answer works. :)
If you have any questions, just comment them down below :)
So just times across,
Resulting in(1 x 15= 15, and 5 x 1= 5),
If you need/want to reduce it, divide both numbers by 5. Leaving you with the simplified answer of
If you have any questions, just comment them down below :)