JustTraaash
07.05.2021 •
Mathematics
9. Determine if the following situations suggest a random variable with a binomial distribution. Justify your answer. a) The number of questions correct if a student randomly guesses on a quiz of 20 multiple choice questions where each question has 4 possible answers. b) The number of people with blue eyes in a group of 10 people drawn from a room of 30 people without replacement. c) The number of bird chirps one can hear in a day if the average number of chirps per hour is 15. d) The number of heads scored in 30 flips of a coin e) The number of rolls of two dice that result in a prime number total if the dice are rolled 50 times.
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Ответ:
-1/4
Step-by-step explanation:
Perpendicular lines have slopes that multiply to -1
m * 4 = -1
Divide by 4
m = -1/4
The slope of a line that is perpendicular to a line that has a slope of 4 is -1/4