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At a local college, the probability that there are no parking places available for an 11:00 am class is 0.68. What is the probability that there is at least one parking place available for the 11:00 am class?
Statistics and Probability, Statistics
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Average sales for an online textbook distributor were $74.67 per customer per purchase. Assume the sales are normally distributed. If the standard deviation of the amount spent on a textbooks is $9.49, find these probabi ...
A laboratory worker finds that the 3% of his blood samples test positive for the HIV virus. In a random sample of 70 blood tests, what is the mean number that test positive for the HIV virus? (Round your answer to 1 deci ...
How do you solve the following problem: Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values with ace = 1. What is the probability of obtaining a t ...
Stock Valuation Gruber Corp. pays a constant $9 dividend on its stock. The company will maintain this dividend for the next 12 years and will then cease paying dividends forever. If the required return on this stock is 1 ...
An electronics store receives a shipment of 37 graphing calculators, including 5 that are defective. Eight calculators are chosen at random to be sent to a local high school. How many selections contain 3 defective?
The mean time it takes a technician to resolve a software Issue is 18 minutes with a standard deviation or 4.2 minutes. This information was obtained from a random sample of 10 monitored calls. A sample of 15 monitor cal ...
Assessment Task: Data Analysis Assignment QUESTION 1. Single-factor experiments Use Minitab for this question. The data in Q1 tab of 60902_AssessmentTask3Data_Spring2018.xlsx records blood cholesterol levels of twenty-ei ...
A spinner is divided into five equal sectors labeled 1 through 5. What is the probability of getting at most two prime numbers in three spins?
Let be a random variable with probability function f ( x )=144/205 x^ 2 , where x =1,2,3,4. (a) Find the expected value of X (b) Find the expected value of Y =2 X +3
A Diamond can be classified as either gem qulaity or industrial grade. Suppose that 92% of diamonds are classified as industrial grade. Would it be unusual if atleast one of five randomly selected diamonds is gem quality ...
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