A Marketing Survey Involves Product Recognition in Ontario and British $\mathrm { P } 1$

question 4

Multiple Choice

A marketing survey involves product recognition in Ontario and British Columbia.Suppose the proportion of Ontario residents who recognized a product is $\mathrm { P } 1$ and the proportion of British Columbia residents who recognized the product is $\mathrm { P } 2$ .The survey found a 98% confidence interval for $p _ { 1 } - p _ { 2 }$ is $( - 0.023 , - 0.019 )$ Give an interpretation of this confidence interval.

• A)We know that 98% of British Columbia residents recognized the product between 1.9% and 2.3% more often than Ontario residents.
• B)We know that 98% of Ontario residents recognized the product between 1.9% and 2.3% more often than British Columbia residents.
• C)We are 98% confident that the proportion of British Columbia residents who recognized the product is between 1.9% and 2.3% higher than the proportion of Ontario residents who recognized the product.
• D)We know that 98% of all random samples done on the population will show that the proportion of British Columbia residents who knew the product is between 1.9% and 2.3% higher than the proportion of Ontario residents who knew the product.
• E)We are 98% confident that the proportion of Ontario residents who recognized the product is between 1.9% and 2.3% higher than the proportion of British Columbia residents who recognized the product.

Understand the independence of trials in probability experiments.

Calculate the probability of an event based on conditional probabilities and historical data.

Apply probability concepts to practical examples involving experiments with multiple steps or stages.

Understand the political positions and platforms of key figures and parties during the Civil War era.

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Definitions:

Type 2 Diabetes Mellitus

A chronic condition characterized by high blood sugar levels due to the body's inability to effectively use insulin.

Treatment Plan

A comprehensive outline devised by healthcare professionals detailing all aspects of therapy to be given to a patient, including drugs, procedures, and other treatments.

Client Cooperation

In a healthcare or service delivery context, it refers to the willingness and active participation of clients or patients in their treatment plans and interactions with service providers.

Implementation Phase

The stage in a project or plan where strategies are executed and actions are taken to achieve the set objectives.