B because when they make tools they make multiple.
What are "the following" tho?
Answer: there is more to the total product offer than the physical product.
Explanation:
The statistical validity of frequency claims. false
Statistical validity can be described because the quantity to which drawn conclusions of a research look at may be taken into consideration correct and dependable from a statistical check. To obtain statistical validity, it's miles essential for researchers to have sufficient statistics and additionally pick the right statistical technique to analyze that records.
To gain statistical validity, researchers ought to have an adequate pattern size and select the proper statistical test to investigate the facts. shall we embrace you are analyzing a new drug for complications, and also you examine the outcomes of a experimental organization to those of a manipulate institution who failed to acquire the drug.
Concurrent validity evaluates the diploma to which a degree of a construct correlates with other simultaneous measures of that assemble. for instance, in case you administer exclusive intelligence assessments to the identical institution, there ought to be a strong, positive correlation among their rankings.
Learn more about Statistical validity here: brainly.com/question/26251731
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