Mathematics, 17.08.2021 03:50, trinitieu66
A square garden is 113.5 m long. Two crossing paths each of 2 m wide running across the middle of the garden are at right angle. (i) Calculate the cost of paving the bricks of size 30 cm by 15 cm each on the paths at Rs 17 per brick. (ii) Find the cost of growing grass in the remaining space of the garden at Rs 10 per square metre. are lawn at 2 m find
Answers: 1
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
A square garden is 113.5 m long. Two crossing paths each of 2 m wide running across the middle of th...
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