Mathematics, 20.10.2021 07:20 jahnoibenjamin
The three inside angles (A B and C) of a right angled triangle are in the ratio 7:18:11
Answers: 2
Mathematics, 21.06.2019 21:30
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
Mathematics, 22.06.2019 03:00
This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters
Answers: 2
Mathematics, 22.06.2019 04:30
Whats the area of a square is 16 cm square. the square is the base of a cube. what is the surface area of the a. 16cm2 b. 32cm2 c. 64cm2 d. 96cm2
Answers: 2
The three inside angles (A B and C) of a right angled triangle are in the ratio 7:18:11...
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