An Inventor for 3M,David Windorski Questioned Dozens of Students About

question 171

Multiple Choice

An inventor for 3M,David Windorski questioned dozens of students about how they study.They told him

• A)that Scotch tape had outgrown its usefulness to students.
• B)to make new products that have higher quality.
• C)that the average backpack was already too heavy.
• D)that it would be reasonable to put Post-it^® Flags together with a highlighter.
• E)to determine the ratio of 3M products to study aid products of other competitors.

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Definitions:

Population Distributions

Refers to the distribution of values, traits, or characteristics of an entire population.

Significance Level

The threshold chosen by a researcher which determines the probability of rejecting the null hypothesis when it is actually true, often denoted by alpha (α).

Population Mean

The average of all the values in a population.

T-Distribution

A probability distribution that arises when estimating the mean of a normally distributed population in situations where the sample size is small.