Your Company Is Evaluating Two Cloud-Based Secured Data Storage Services $\sigma$

question 8

Multiple Choice

Your company is evaluating two cloud-based secured data storage services."Pie in the Sky," the newer service, claims its uploading and downloading speeds are faster than the older service, "Cloudy but Steady Skies." You need to make a decision based on published access times for both services at different times and for varying file sizes.To make your decision, you purchase a statistical study, which indicates that the average download time for Pie in the Sky is 0.77 sec.per MB and for Cloudy but Steady Skies is 0.84.Assume that n₁ = n₂ = 50, $\sigma$ ₁ = 0.2 and $\sigma$ ₂ = 0.3.With $\alpha$ = .05, the observed z value is ______.

• A)−9.71
• B)−1.37
• C)−0.7
• D)1.37
• E)1.96

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Definitions:

Autonomy Over Practice

The right or condition of self-governance in professional practice, often in healthcare, to make decisions based on one's professional judgment.

Caring Processes

The methods and techniques used by healthcare professionals to provide support and meet the needs of patients.

Knowing the Patient

The process of healthcare providers gaining comprehensive understanding of a patient's physical, mental, and emotional health to better tailor care.

Specific Patient

An individual with unique health characteristics undergoing medical treatment, highlighting the importance of personalized care plans.