front 1 You are dealt two cards, without replacement from a shuffled deck of 52 standard playing cards. What is the probability that the first card is a Jack and the second card is a Diamond? | back 1 0.0192 |
front 2 If you are told that a mystery person's name begins with a consonant, would it be "unusual" to guess the first letter of that person's name? | back 2 Yes |
front 3 Based on meteorological records, the probability that it will snow in a certain town on January 1st is 0.185. Find the probability that in a given year it will not snow on January 1st in that town. | back 3 0.815 |
front 4 A manufacturing process has a 70% yield, meaning that 70% of the products are acceptable and 30% are defective. If three of the products are randomly selected, find the probability that all of them are acceptable. Assume these products are selected with replacement. | back 4 0.343 |
front 5 A sample of 4 different calculators is randomly selected from a group containing 46 that are defective and 26 that have no defects. What is the probability that all four of the calculators selected are defective? Round to four decimal places. | back 5 0.1586 |
front 6 The table below describes the smoking habits of a group of asthma sufferers. If one of the 1197 people is randomly selected, find the probability of getting a regular or heavy smoker. | back 6 0.201 |
front 7 Refer to the table which summarizes the results of testing for a certain disease. If one of the results is randomly selected, what is the probability that it is a false positive (test indicates the person has the disease when in fact they don't)? What does this probability suggest about the accuracy of the test? | back 7 0.0952; The probability of this error is high so the test is not very accurate. |
front 8 Which of the following cannot be a probability? | back 8 5/3 |
front 9 Two white mice mate. The male has both a white and a black fur-color gene. The female has only white fur-color genes. The fur color of the offspring depends on the pairs of fur-color genes that they receive. Assume that neither the white nor the black gene dominates. List the possible outcomes. | back 9 WW, BW |
front 10 The table below describes the smoking habits of a group of asthma sufferers. If one of the 1127 people is randomly selected, find the probability that the person is a man or a heavy smoker. | back 10 0.548 |