Use technology to solve the following problem: A sample of size 70 will be drawn from a population with mean 25 and standard deviation 11. Find the probability that $\bar { x }$ will be between 23 And 26.
A) 0.2234
B) 0.0641
C) 0.6789
D) 0.7124

Question

Quizplus · Accepted Answer

The sampling distribution of the sample mean $\bar{x}$ is approximately normal with mean 25 and standard deviation $\frac{11}{\sqrt{70}}$. Using the standard normal distribution, the probability that $\bar{x}$ is between 23 and 26 is approximately 0.7124.

Use Technology to Solve the Following Problem: a Sample of Size