Consider the Photo Above of Apple's IPod

question 248

Multiple Choice

Consider the photo above of Apple's iPod.Apple entered the MP3 player market with its iPod device in 2001.Today,Apple sells four iPod product lines (classic,nano,shuffle,and touch) .By 2014,Apple had a 70 percent share of this market.However,global MP3 music player unit sales over the past few years have fallen dramatically and are expected to decline further by 2016 as smartphones continue to replace MP3 devices.In addition,MP3 sales may be adversely impacted with the expected launch of wearable digital watches.Apple's iPod SBU appears to be a __________.

• A)question mark
• B)star
• C)hedgehog
• D)cash cow
• E)dog

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Definitions:

Internal Consistency

The extent to which different test items that propose to measure the same general construct obtain similar scores.

Odd-even Reliability

A measure of internal consistency reliability, where a test is split into odd and even items and the scores are correlated.

Construct Validity

The degree to which a test measures what it claims to be measuring, specifically in terms of whether the test actually assesses the theoretical construct it is designed to measure.

Predictive Validity

The level at which a score from a test or scale forecasts subsequent performance on a connected result.