3) What makes events independent / dependent? Give an example of each. 1) What does the...

3) What makes events independent / dependent? Give an example of each.

1) What does the probability distribution of a discrete random variable tell you? How do you graphically display the probability distribution of a discrete random variable?

2) Give two examples of Bernoulli trials not presented neither in your textbook nor from another classmate.

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1) What makes events independent/dependent? Give an example of each. 2) What does the probability distribution...

1) What makes events independent/dependent? Give an example of each. 2) What does the probability distribution of a discrete random variable tell you? How do you graphically display the probability distribution of a discrete random variable? 3) Give two examples of Bernoulli trials.

Define the independent events. Give an example for each of them: a) Mutually exclusive b) Independent...

Define the independent events. Give an example for each of them: a) Mutually exclusive b) Independent c) Dependent - Can a pair of events be both mutually exclusive and independent?

For each of the following statements, list the independent and dependent variables, and give the research...

For each of the following statements, list the independent and dependent variables, and give the research hypothesis and the null hypothesis. An official at the state transportation office thinks that switching over from manual to automated toll collection will decrease administrative costs, and asks you to do a survey of other states costs and collection practices to determine if this is true. The local firefighter’s union in your town claims that its salaries are lower than those of firefighters in...

Question 1: (1 point) Identify the independent and dependent variables in each example below. Environmentalists have...

Question 1: (1 point) Identify the independent and dependent variables in each example below. Environmentalists have a theory that as smoke-stack and tailpipe emissions have increased over the past centuries, global warming has occurred. An educational researcher is interested in effects of nutrition on school performance. She classifies students as breakfast eaters and non-breakfast eaters. She measures school performance by recording school attendance rate. Question 2: (2points) At what level of measurement is the following data and what type of...

Describe what it means when two events are independent? What would make two events dependent? How...

Describe what it means when two events are independent? What would make two events dependent? How does it change the calculation of probability of each?

Question 1 What does it mean for two events A and B to be statistically independent?...

Question 1 What does it mean for two events A and B to be statistically independent? What is the difference between the standard deviation for Continuous data and the standard deviation for Discrete data (you cannot state that the formula is different)? Question 2 Digital data are transmitted as a sequence of signals that represent 0s or 1s. Suppose that such data are being transmitted to a satellite and then relayed to a distant site. Suppose that due to electrical...

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3) What makes events independent / dependent? Give an example of each. 1) What does the...

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