Show:
Probability
Hypotheses
Confidence Interval
Distributions
Counting Rules
100
There are 3 different color cars. There are 7 green cars, 3 yellow cars, and 4 orange cars. What is the probability of selecting a yellow or an orange car?
What is 0.5
100
What is H0 referred to as?
What is Null hypothesis
100
How do you find the confidence interval?
What is (1-a) * 100
100
A numerical measurement describing a population?
What is Parameter
100
Using the fundamental counting rule, if you have 4 shirts and 3 pants, how many different outfits can you make?
What is 12 outfits
200
A hospital has both a main and a backup power system. Suppose that the probability of failure during the 10-year lifetime of a power system is 0.05 for the main power system and 0.08 for the backup system. Assume the two events are independent. What is the probability of both power systems (main and backup) failing?
What is 0.004
200
What is H1 referred to as?
What is Alternative Hypothesis
200
What significance level is associated with a 99% CI?
What is .01
200
Numerical measurement describing a sample
What is Statistic
200
A combination lock uses 3 numbers (0-9), allowing repeats how many different combinations can be made?
What is 1000 combinations
300
A hospital has both a main and a backup power system. Suppose that the probability of failure during the 10-year lifetime of a power system is 0.05 for the main power system and 0.08 for the backup system. Assume the two events are independent. What is the probability that at least one of the power systems works?
What is .996
300
If the p-value < the significant level then you?
What is Reject the Null
300
What is the significance level for a 95% CI?
What is .05
300
All "observed" values of a random variable for population
What is Population distribution
300
How many different words can we create from the following letters? CHAS
What is 24
400
In diagnostic testing, this is known as the Specificity of the test. Describe in one to two complete sentences what this probability best represents. P(- test result/no bacterial infection) = .88
What is the probability of a patient receives a negative test result given that they do not have a bacterial infection is equal to .88.
400
What are the signs associated with H0 and H1 in a left tailed test?
What is H0: P=, H1: P<
400
How do we solve for E when dealing with confidence intervals?
What is E= (upper limit - lower limit)/2
400
All "observed" values of a random variable sample
What is Data distribution
400
We wish to select President, VP, and Treasurer from a group of 5 candidates. How many ways can we do this?
What is 60
500
P(- Test result/No bacterial infection)= .88 Referring to the above probability, what is the probability that, if an individual does not have a bacterial infection, they receive a positive test result?
What is 0.12
500
What type of error occurs when you reject the Null but the null is actually true?
What is Type I error
500
Solve for E. .01<P<.11
What is .05
500
In a normal distribution, the value for the area inside the shaded region to the right or left of a z-score is also known as?
What is P-Value
500
A board of trustees consisting of 30 members is looking to elect 4 members to the finance committee. How many ways can this be done?
What is 27,405