Market data indicates that smartphone users are very concerned about the battery life of their smar…

Market data indicates that smartphone users are very concerned about the battery life of their smartphones. An experiment is conducted in which the battery life of a newly designed smartphone battery is compared to the battery life of an existing smartphone battery. The following table summarizes the results of the experiment. Mean Standard Sample (hours) Deviation (hours) Design Size 18.45 0.35 Existing 16.10 0.15 New Ferryanto_ Are These The Same? Quality Source: Data extracted from Progress, May 2017, 29-36. Completely analyze these data and indicate which battery design you prefer.

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Видео Market data indicates that smartphone users are very concerned about the battery life of their smar… канала rob smith
Maximizing Accuracy with Effective Sampling and Data Analysis, Understanding Data Sampling and Variation: Key Concepts