![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 16.12.2019 19:31, Morghan7153
Amagazine ad states that 4 out of 7 doctors recommend flash toothpaste. if 1400 doctors were surveyed, how many doctors recommended flash toothpaste?
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30, naomijamieson88
Ican figure out 20 shares multiply by $117.98 =2359.6920 shares multiply by $124.32=2486.40then take 40 shares multiply by $128.48=5139.20after that i'm lost any be greatly appreciated.
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, amesha62
In a test for esp (extrasensory perception), a subject is told that cards only the experimenter can see contain either a star, a circle, a wave, or a square. as the experimenter looks at each of 20 cards in turn, the subject names the shape on the card. a subject who is just guessing has probability 0.25 of guessing correctly on each card. a. the count of correct guesses in 20 cards has a binomial distribution. what are n and p? b. what is the mean number of correct guesses in 20 cards for subjects who are just guessing? c. what is the probability of exactly 5 correct guesses in 20 cards if a subject is just guessing?
Answers: 1
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00, YoungTadoe437
Find the value of x in each case. give reasons to justify your solutions! d q ∈ pr
Answers: 3
![image](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30, lolagrace06
Me i’m stuck on all these questions besides the two bottom ones
Answers: 2
Do you know the correct answer?
Amagazine ad states that 4 out of 7 doctors recommend flash toothpaste. if 1400 doctors were surveye...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.02.2021 20:40
![Konu](/tpl/images/cats/biologiya.png)
Biology, 15.02.2021 20:40
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.02.2021 20:40
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.02.2021 20:50
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 15.02.2021 20:50
![Konu](/tpl/images/cats/en.png)
English, 15.02.2021 20:50