Mathematics, 27.04.2020 02:27 Solomon4148
Ira makes an A on 80% of his tests. In the next week, Ira has 5 final exams. He wants to determine the probability that he makes an A on 4 of the 5 tests.
Which simulation design has an appropriate device and a correct trial?
A) Roll a die letting 1 represent Ira making an A and 2-6 represent Ira not making an A. Roll the die four times.
B) Roll a die letting 1 represent Ira making an A and 2-6 represent Ira not making an A. Roll the die five times.
C) Using a table of random digits select a digit between 0 and 9. Let 0-7 represent Ira making an A and 8-9 represent Ira not making an A. Select four digits.
D) Using a table of random digits select a digit between 0 and 9. Let 0-7 represent Ira making an A and 8-9 represent Ira not making an A. Select five digits.
Answers: 3
Mathematics, 21.06.2019 17:30
33% of college students say they use credit cards because of the rewards program. you randomly select 10 college students and ask each to name the reason he or she uses credit cards. find the probability that the number of college students who say they use credit cards because of the rewards program is (a) exactly two, (b) more than two, and (c) between two and five inclusive. if convenient, use technology to find the probabilities.
Answers: 1
Mathematics, 21.06.2019 17:30
The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.
Answers: 3
Mathematics, 21.06.2019 18:30
Iam a rectangle. my perimeter is 60 feet. how much are do i cover?
Answers: 1
Ira makes an A on 80% of his tests. In the next week, Ira has 5 final exams. He wants to determine t...
Health, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
Geography, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
History, 04.12.2019 15:31
English, 04.12.2019 15:31
Social Studies, 04.12.2019 15:31
Arts, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
Mathematics, 04.12.2019 15:31
Chemistry, 04.12.2019 15:31
Biology, 04.12.2019 15:31
Social Studies, 04.12.2019 15:31