Find the Indicated Probability or Percentage for the Normally Distributed

question 41

Multiple Choice

Find the indicated probability or percentage for the normally distributed variable.
-A bank's loan officer rates applicants for credit. The ratings are normally distributed with a mean of 200 and a standard deviation of 50. If an applicant is randomly selected, find the probability of a Rating that is between 200 and 275.

• A)0.4332
• B)0.9332
• C)0.0668
• D)0.5

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Definitions:

Degrees of Freedom

The number of independent pieces of information available to estimate another piece of information or the parameters of a model.

Treatments

The conditions or interventions applied to participants in an experimental study.

F-Test

An F-test is a type of statistical test that compares the variances of two populations to determine if they are significantly different from each other.

Randomized Block Design

Randomized block design is a statistical experiment design that aims to reduce variation by grouping similar experimental units into blocks before randomly assigning treatments within blocks.