Hello,
Please, see the detailed answer in the attached files.
Thanks.
Answer:
Katrina got 86 in her test
Step-by-step explanation:
given
mean = 80
standard deviation = 3
z-score = 2
Let score of Katrina = x
Recall z-score is calculated by
z-score = (x-mean) / standard deviation
substitute values and solve for x
2 = (x-80)/3
x-80=6
x = 86
X= 36 for the first problem.
X= 48 for the second problem.
X= 80 for the third problem.
Answer:
Liters
Step-by-step explanation:
Milliliters are used to measure smaller amount of liquids while liters are used for bigger. If you were to use a bucket, you would need to measure the capacity with bigger measurements.
the answer is

in decimal form it would be.
