To Test If the Mean IQ of Employees in an Organization

question 108

Multiple Choice

To test if the mean IQ of employees in an organization is greater than 100, a sample of 30 employees is taken and the value of the test statistic is computed as t₂₉ = 2.42 If we choose a 5% significance level, we ________.

• A) reject the null hypothesis and conclude that the mean IQ is greater than 100
• B) reject the null hypothesis and conclude that the mean IQ is not greater than 100
• C) do not reject the null hypothesis and conclude that the mean IQ is greater than 100
• D) do not reject the null hypothesis and conclude that the mean IQ is not greater than 100

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Definitions:

Average Number

The statistical measure obtained by dividing the sum of a set of values by the count of values in the set, commonly used to describe the central tendency of the data.

Diet Vs. Regular

A comparison often made regarding beverages, highlighting differences in calories, sugar content, and ingredients between diet (low-calorie or sugar-free) versions and regular (full-calorie or sugared) varieties.

Weekly Consumption

The amount of a product or service used or consumed over the duration of one week, often measured for budgeting or dietary purposes.

Geographic Location

The specific physical position of something or someone on Earth, often described using coordinates of latitude and longitude.