Exam 6: Probability and the Normal Distribution

If we are interested in knowing the proportion of the normal distribution that is associated with two scores that are located on both sides of the mean, then we would

(Multiple Choice)

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Question 21

Which of the following terms can be used interchangeably?

(Multiple Choice)

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Question 22

A die (singular of dice) has six sides. What is the probability of rolling a 3?

(Short Answer)

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Question 23

In a normal distribution, what proportion of the population will have a z-score between +1.00 and +2.33?

(Multiple Choice)

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Question 24

What z-score value is associated with the highest 2.5% of a normal distribution?

(Short Answer)

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Question 25

For a normal distribution p(z < +2.33) =

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Question 26

A normally distributed set of scores has a μ = 58 and a σ = 6. What is the probability that a randomly selected score will fall between 55 and 61?

(Multiple Choice)

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Question 27

In a normal distribution, what proportion of the population will have a z-score between -.90 and +1.63?

(Multiple Choice)

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Question 28

Probability is determined by

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Question 29

You open a "fun size" bag of chocolates covered in a hard shell and find that there are 4 green, 6 yellow, 5 red, and 3 brown candies. If you reach in the bag and withdraw a piece of candy, what is the probability that it will be red?

(Multiple Choice)

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Question 30

A normally shaped distribution has a μ = 85 and a σ = 5. What raw score separates the lower 25% from the upper 75% of the distribution?

(Multiple Choice)

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Question 31

For a normal distribution, p(z < -1.68) =

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Question 32

To find the z-score value associated with the highest 35% of the normal distribution, first translate the 35% into a proportion, then look in _____________ of the normal distribution table before looking for the associated z-score.

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Question 33

The proportion of the normal distribution that is associated with a z-score greater than +2.50 is .0662. What percentage of the population has a z-score value greater than +2.50?

(Multiple Choice)

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Question 34

Column A of the Normal Distribution Table

(Multiple Choice)

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Question 35

What proportion of the normal distribution is associated with z-scores greater than +1.50?

(Multiple Choice)

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Question 36

Which two columns of the Normal Distribution Table, when added together, equal one?

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Question 37

Column C of the Normal Distribution Table

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Question 38

Karina took an assessment on creativity which resulted in a normal distribution curve. 68% of those who took the assessment scored below her. What is Karina's z-score?

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Question 39

For a normal distribution, p(z > -3.05) =

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Question 40

Showing 21 - 40 of 58

If we are interested in knowing the proportion of the normal distribution that is associated with two scores that are located on both sides of the mean, then we would

Which of the following terms can be used interchangeably?

A die (singular of dice) has six sides. What is the probability of rolling a 3?

In a normal distribution, what proportion of the population will have a z-score between +1.00 and +2.33?

What z-score value is associated with the highest 2.5% of a normal distribution?

For a normal distribution p(z < +2.33) =

A normally distributed set of scores has a μ = 58 and a σ = 6. What is the probability that a randomly selected score will fall between 55 and 61?

In a normal distribution, what proportion of the population will have a z-score between -.90 and +1.63?

Probability is determined by

You open a "fun size" bag of chocolates covered in a hard shell and find that there are 4 green, 6 yellow, 5 red, and 3 brown candies. If you reach in the bag and withdraw a piece of candy, what is the probability that it will be red?

A normally shaped distribution has a μ = 85 and a σ = 5. What raw score separates the lower 25% from the upper 75% of the distribution?

For a normal distribution, p(z < -1.68) =

To find the z-score value associated with the highest 35% of the normal distribution, first translate the 35% into a proportion, then look in _____________ of the normal distribution table before looking for the associated z-score.

The proportion of the normal distribution that is associated with a z-score greater than +2.50 is .0662. What percentage of the population has a z-score value greater than +2.50?

Column A of the Normal Distribution Table

What proportion of the normal distribution is associated with z-scores greater than +1.50?

Which two columns of the Normal Distribution Table, when added together, equal one?

Column C of the Normal Distribution Table

Karina took an assessment on creativity which resulted in a normal distribution curve. 68% of those who took the assessment scored below her. What is Karina's z-score?

For a normal distribution, p(z > -3.05) =

Organizing Data Using Tables and Graphs

Measures of Central Tendency

Measures of Variability

Z-Scores and Other Standard Scores

Sampling Distribution of Means

Hypothesis Testing

One-Sample T-Test

Two-Sample T-Test: Independent Samples Design

Two-Sample T-Test: Related Samples Design

Confidence Interval Versus Point Estimation

One-Way Analysis of Variance

Factorial Analysis of Variance

Correlation and Regression

Chi-Square

Introduction to Statistics

Nonparametric Statistics for Ordinal Data

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