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Modern hotels and certain establishments make use of an electronic door lock system. To open a door an electronic card is inserted into a slot. A green light indicates that the door can be opened; a yellow light indicates that the door is locked from the inside. Suppose that 90% of the time when the card is inserted, the door should open and a green light will appear with probability 0.98. When the door should not open a green light may still appear (electronic error) 5% of the time. Suppose a card has just been inserted and the light is green.
What is the probability that the door will 2.1 Modern hotels and certain establishments make use of an electronic door lock system. To open a door an electronic card is inserted into a slot. A green light indicates that the door can be opened; a yellow light indicates that the door is locked from the inside. Suppose that 90% of the time when the card is inserted, the door should open and a green light will appear with probability 0.98. When the door should not open a green light may still appear (electronic error) 5% of the time. Suppose a card has just been inserted and the light is green.
What is the probability that the door will actually open. Supply a probability tree with your solution.
Actually open. Supply a probability tree with your solution.
What is the probability that the two selected candies are the same flavour?
Four different types of solar energy collectors were tested. Each was tested at five randomly chosen times, and the power (in watts) was measured. The results were as follows.
a. Use the multiplication rule to find the probability that your first two digits match those drawn and your last two digits do not match those drawn. That is, find P(MMXX), where M denotes a match and X denotes a digit that does not match the ..
The mean gas mileage for a hybrid car is 56 miles per gallon. Suppose that the gasoline mileage is approximately normally distributed with a standard deviation of 3.2 miles per gallon. A. What is the probability that a randomly selected hybrid gets m..
Relationship between the average Wonderlic score and graduation rate?
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Given the sample mean and the sample standard deviation.Use this information to construct the 90% and 95% confidence intervals for the population mean. Which intervals is wider?
Research paper about 'The effect of social media on consumers' purchasing decision in Saudi Arabia. Effect of social media on consumers' purchasing decision in Saudi Arabia.
Clearly state your hypothesis and conclusions.
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