Math534 week 3 - Study guides, Class notes & Summaries

When trying to determine probabilities, one must first assess whether the variable wouldhave anormaldistribution. Usingthetoolsfromthiscourse,whataresomemethodsthatcouldbeusedtodeterminewhethera variablehasanormaldistribution?

When trying to determine probabilities, one must first assess whether the variable wouldhave anormaldistribution. Usingthetoolsfromthiscourse,whataresomemethodsthatcouldbeusedtodeterminewhethera variablehasanormaldistribution?

When trying to determine probabilities, one must first assess whether the variable wouldhave anormaldistribution. Usingthetoolsfromthiscourse,whataresomemethodsthatcouldbeusedtodeterminewhethera variablehasanormaldistribution?

1. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the z-value for a score of 80? 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the probability of obtaining a score less than 80? 3. Question: Which one of the following is not a characteristic of a normal distribution? 4. Question: If the z-value of a given x value is positive, it means that ___________. 5. Question: As...

1. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the z-value for a score of 80? 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the probability of obtaining a score less than 80? 3. Question: Which one of the following is not a characteristic of a normal distribution? 4. Question: If the z-value of a given x value is positive, it means that ___________. 5. Question: As...

1. Question: Given a random variable X follows a Normal distribution with mean 10 and standard deviation 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. 3. Question: A normal distribution is defined by two parameters, the mean and the Standard Deviation 4. Question: If for a certain x value in a normal distribution with mean equal to 4 the z-value is such that Larger than 4 5. Question: Suppose X is normally distributed with mean 50 and ...

1. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the z-value for a score of 80? 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the probability of obtaining a score less than 80? 3. Question: Which one of the following is not a characteristic of a normal distribution? 4. Question: If the z-value of a given x value is positive, it means that ___________. 5. Question: As...

1. Question: Given a random variable X follows a Normal distribution with mean 10 and standard deviation 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. 3. Question: A normal distribution is defined by two parameters, the mean and the Standard Deviation 4. Question: If for a certain x value in a normal distribution with mean equal to 4 the z-value is such that Larger than 4 5. Question: Suppose X is normally distributed with mean 50 and ...

1. Question: Given a random variable X follows a Normal distribution with mean 10 and standard deviation 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. 3. Question: A normal distribution is defined by two parameters, the mean and the Standard Deviation 4. Question: If for a certain x value in a normal distribution with mean equal to 4 the z-value is such that Larger than 4 5. Question: Suppose X is normally distributed with mean 50 and ...

1. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the z-value for a score of 80? 2. Question: Scores on a certain exam are normally distributed with a mean of 90 and a variance of 25. What is the probability of obtaining a score less than 80? 3. Question: Which one of the following is not a characteristic of a normal distribution? 4. Question: If the z-value of a given x value is positive, it means that ___________. 5. Question: As...