Answer:
uh 4?
Step-by-step explanation:
Answer:
60,000
Step-by-step explanation:
2813 rounds to 60,000 not 61,000
The random variable X is normally distributed with mean μ=30 and standard deviation σ =10.
Use the transformation
for calculating the probability. This value is called Z-score.
The Z score is
.
Refer to the standard normal distribution table.
The probability