Please answer all the questions listed below. Recommend concurrently with your ZyBooks assignments.

A. Student t-distribution, ZyBooks 3.5

What differentiates t-distribution from the normal distribution? Why is the t-distribution essential?

B. Normal distribution, ZyBooks 3.6

Please explain the concept of z-scores in relation to the normal distribution. What is their practical significance?

C. Empirical Rule, ZyBooks 3.6, 8.1 Z-Score Calculator

You're analyzing the data collected from the Plant Growth experiment.

Use the 68% empirical rule to estimate the height range based on the Group data collected. Calculate the plant height's mean and standard deviation. Report the mean, standard deviation, and the lower and upper interval calculations.

Height (cm): 12.0, 12.3, 12.9, 13.2, 14.0

D. Describe an example from your personal or professional experience where youcouldcollect data and use the empirical rule for the analysis. Discuss how knowing that information helped you.

ChatGPT or web research with this question: "What is a professional experience collecting data and using the empirical rule in the [name your job]?" Provide a reference.