For the Next Questions, Test the Given Claim Using the P-Value

question 27

Essay

For the next questions, test the given claim using the P-value method for
hypothesis testing about a proportion. Assume a simple random sample has been
taken, the conditions for a binomial distribution are satisfied, and the sample
proportions can be approximated by a normal distribution.
In order to track the percentage of misdiagnoses by Emergency Room doctors, a sample
of 900 patients revealed that 45 patients were misdiagnosed with indigestion instead of
a heart attack. Test the claim that physicians misdiagnose less than 6% of heart attacks.
Use a .01 significance level.
-Identify the P-value and level of significance.

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Definitions:

Bipolar Cell

A type of neuron found in the retina, involved in the transmission of visual signals from photoreceptors to ganglion cells.

Negative Afterimages

A visual phenomenon where the retina retains an image after exposure, often in complementary colors to the original stimulus.

Optic Nerve

A bundle of more than a million nerve fibers that transmit visual signals from the eye to the brain.

Vitamin A

A fat-soluble vitamin essential for growth, immune function, eye health, and skin maintenance.