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1. Jen will call Cathy on Saturday with a 60% probability. She will call Cathy on Sunday with an 80% probability. The probability that she will call on neither of the two days is 10%. What is the probability that she will call on Sunday if she calls on Saturday?
2. At a parking lot, there are 12 spaces arranged in a row. A man observed that there were eight cars parked and that the four empty spaces were adjacent to each other. Given that there are four empty spaces, is this arrangement surprising?
3. A fair die is rolled 12 times. Given that there are exactly two ones, what is the probability that there are exactly two sixes?
4. Jeff, Jen, and Cathy shoot at a bull's eye. They can hit the bull's eye 70%, 80%, and 75% of the time, respectively. One of the three is known to have hit the bull's eye. Find the probability that it was Jen.
Workers drive the company vehicle to purchase lunch versus returning to the office to pick up their personal vehicles in order to purchase their lunch?
the daily news reported that the color distribution for plain mampms was 35 brown 20 yellow 20 orange 15 green and 10
Linear equation that relates Celsius to Fahrenheit the oC is celsius in degrees and the oF is for Fahrenheit: Your company was very impressed with your results from the recent study. They have asked that you investigate another location for them an..
Suppose that a large corporation surveys all of their employees, and finds that 24% of them carry secondary health insurance. A representative from GoldStar Care visits 100 employees
researchers at a food company are interested in how a new spaghetti sauce made from green tomatoes and green in color
in some reports the mean and coefficient of variation are given. for instance in statistical abstract of the united
Assume that demand for the upcoming weekend is normally distributed with a standard deviation of 30.
Is this correlation statistically significant? He also found the regression coefficient to be -1.66. Is this regression coefficient statistically significant? Explain why or why not for each.
To begin with, I have an example problem that asks to find a complete solution for: y'+ 2xy = x. The text says to multiply both sides by e^int a(x) dx
State the null and an alternate statement for the test and Extrinsic variable by Position Type - Identify the significance level, the test statistic, and the critical value and state whether you are rejecting or failing to reject the null hypothesis ..
In one region, the September energy consumption levels for single-family homes are found to be normally distributed with a mean of 1050 kWh and a standard deviation of 218 kWh. Find P45, which is the consumption level separating the bottom 45% from t..
if the random variable z is the standard normal score is it true that pz lt 0 could easily be determined without
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