1. A study conducted at Manatee Community College revealed that students who att

Question

1. A study conducted at Manatee Community College revealed that students who attended class 90 100% of the time usually received an A in the class. Students who attend class 80-90% of the time usually received a B or C in the class. Students who attended class less than 80% of the time usually received a D or an F or eventually withdrew from the class. (a) What are the variables under study? (b) What are the data in the study? (c) What is the population under study? (d) Was a sample collected? If so, from where? eanivncmeutep letwen the variable

Explanation / Answer

(a)

The variables are:

Percentage of time student attend the class

Grades students get

(b)

The data is percentage of attendance for each students and theire grades

(C)

All students of Manatee Community College

(d)

It is not clear in the problem whether sample is collected or not.

(e)

As the attendance of a student decreases, his/her grades will also decrease.

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