Question

a. What is the probability that the ages of a group of randomly selected employees
are older than or equal to 21 years old?

Given
μ = 45.5
σ = 7.25
x = based on the given problem (raw score)

Answer 1

Answer:

Where is the data of the survey of different people of different age groups?

There must have been a table or something with the question.

Please send the full question.

Answer 2

Answer:

A large state university conducted a survey among their students and received 300 responses. The survey asked the

students to provide the following information:

* Age

* Year in School (Freshman, Sophomore, Junior, Senior)

* Gender

* GPA 1) What type of graph would you use to describe the variables Gender and Year in School? A) A side-by-side histogram should be used since these are two numerical variables. B) A side-by-side bar chart should be used since these are two categorical variables. C) A side-by-side bar chart should be used since these are two numerical variables. D) A side-by-side histogram should be used since these are two categorical variables.

A large state university conducted a survey among their students and received 400 responses. The survey asked the

students to provide the following information: