Mathematics, 01.07.2019 12:10 tladitidimatso9605
The probability that a student correctly answers on the first try (the event a. is p(a) = 0.2. if the student answers incorrectly on the first try, the student is allowed a second try to correctly answer the question (the event b). the probability that the student answers correctly on the second try given that he answered incorrectly on the first try is 0.3. find the probability that the student correctly answers the question on the first or second try
Answers: 1
Mathematics, 21.06.2019 14:30
Simonne used the following steps to simplify the given expression. 12 - 3(-2x + 4) step 1: 12 + (–3)·(–2x) + (–3)·(4) step 2: 12 + 6x + (–12) step 3: 12 + (–12) + 6x step 4: 0 + 6x step 5: 6x what property of real numbers was used to transition from step 3 to step 4? a. identity property of addition b. inverse property of addition c. associative property of addition d. commutative property of addition
Answers: 3
Mathematics, 21.06.2019 19:00
The test scores of 32 students are listed below. construct a boxplot for the data set and include the values of the 5-number summary. 32 37 41 44 46 48 53 55 57 57 59 63 65 66 68 69 70 71 74 74 75 77 78 79 81 82 83 86 89 92 95 99
Answers: 1
The probability that a student correctly answers on the first try (the event a. is p(a) = 0.2. if th...
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