Question

Suppose a normal distribution has a mean of 26 and a standard deviation of
4. What is the probability that a data value is between 27 and 28? Round your
answer to the nearest tenth of a percent.

Answer 1

Answer: 20.3%

Step-by-step explanation:

Answer 2

Answer:

9.3%

Step-by-step explanation:

the standard deviation is one from 26. 27 is devaited by one byut 28 is deviated by two