![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 21.04.2021 22:30, victoria6929
A student has heard that spinning pennies on a table, rather than flipping them in the air, results in tails side up 65% of the time. If this is true, what is the probability that a student who spins 4 pennies will have at least one land heads side up?
0.0150
0.1785
0.8215
0.9850
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30, GalaxyWolf1895
An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 16:30, sierrabuckner645
Which of the following is the correct ratio for converting kilograms to grams
Answers: 3
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:00, faizaanahmed4p7gn2z
The lengths of all sides of a triangle are integers when measured in decimeters. one of the sides has length of 1 dm and another of 3 dm. find the perimeter of the triangle.'
Answers: 1
Do you know the correct answer?
A student has heard that spinning pennies on a table, rather than flipping them in the air, results...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 07.04.2021 01:00
![Konu](/tpl/images/cats/mat.png)
Mathematics, 07.04.2021 01:00
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/fizika.png)
Physics, 07.04.2021 01:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)
English, 07.04.2021 01:00
![Konu](/tpl/images/cats/mat.png)
Mathematics, 07.04.2021 01:00
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/en.png)