Answer: the answer is 0.5
Step-by-step explanation:
Y=mx+b mx= slope b= y intercept
Answer:
23.7
Step-by-step explanation:
Which question I’ll answer in the comments
Answer:
Option C) 0.25
Step-by-step explanation:
We are given the following information in the question:
Mean, μ = 22 minutes
Standard Deviation, σ = 11.9 minutes
We are given that the distribution of response time is a bell shaped distribution that is a normal distribution.
Formula:
P(response times is over 30 minutes)
P(x > 30)
Calculation the value from standard normal z table, we have,

Thus, the correct answer is
Option C) 0.25