The correct answer to your question is number 2
Answer:
be careful,
brainly will ban your account
please use brainly if you want to ask a question that you need help on or you can help people
Step-by-step explanation:
Answer:
a
Step-by-step explanation:
i just took the test
G (x) = -11/4 ...
that's your answer
Answer:
84%.
Step-by-step explanation:
Let X be the time in minutes for a student chosen at random to finish the test. .
The probability that a student chosen at random finishes the test in less than 48 minutes will represented as
.
<h3>Method 1: technology</h3>
Evaluate the cumulative normal probability on a calculator, where
- The lower bound is 0,
- The upper bound is 48,
- The mean ,
- The standard deviation
.
<h3>Method 2: z-score table</h3>
.
.
Look up the entry that corresponds to on a z-score table: 0.8413.
In other words,
.