Answer:
1/2
Step-by-step explanation:
7x4= 28
8x7= 56
simplify: 28/56=1/2
Standardized z score for the act result = (30 - 21.5) / 5.4 = 1.574
so for the sat ressult we have 1.574 = (X - 1498) / 316
X = 316 * 1.574 + 1498 = 1995 answer
I say it’s 2/3 I mean that line means it’s a negative but there’s no negative 2 attached to the line
Answer:
0.157 is the proportion of students who smoke.
Step-by-step explanation:
We are given the following in the question:
Number of students who smoke = 58
Number of students who don't smoke = 311
Total number of students surveyed =
Number of students who smoke + Number of students who don't smoke

Proportion of students who smoke =

Thus, 0.157 is the proportion of students who smoke.
Answer:
ibibgiifugugcoygxitiftxxtktozztototototototoztioxfztotoztzootitzifztotxt