Can you help with 5 math multiple question their easy
1 answer:
You might be interested in
X - an amount
To increase an amount by 3% you can multiply the amount by 1.03.
To increase an amount by 3% you can multiply the amount by 1.03.
Answer:
The percentage of the students scored higher than 89% is 15.87%
Step-by-step explanation:
we are given
The average test scores for a particular test in algebra was 84
so, mean is 84
a standard deviation of 5
so,
we have
x=89
now, we can use z-score formula
now, we can plug values
now, we can use calculator
and we get
So,
The percentage of the students scored higher than 89% is 15.87%