WebQuestion: 11 A class of 25 students was given a survey. The results are given in the following table. Get Allowance No Allowance Total Do Chores 16 4 20 Do Not Do Chores 2 … WebNumerical evaluation shows, rather surprisingly, that for n = 23 the probability that at least two people have the same birthday is about 0.5 (half the time). For n = 42 the probability …
What is the probability that of 25 randomly selected students, no …
WebMay 18, 2024 · Answer: Step-by-step explanation: Discussion 9 with a sister 13 with a brother 7 with neither. The total is 29 so you are counting some siblings twice. There are 29 - 25 students that have both, so 4 students have both. P (brother and sister) = 4/25 P (brother and sister) = 0.16 Answer P = 0.16 Advertisement Advertisement WebApr 2, 2024 · The probability that a selected student scored more than 65 is 0.3446. To find the probability that a selected student scored more than 65, subtract the percentile from 1. Answer b. Draw a graph. Then find P ( x < 85), and shade the graph. Using a computer or calculator, find P ( x < 85) = 1. normalcdf ( 0, 85, 63, 5) = 1 (rounds to one) shannon hartford
Assertion Reason Questions for Class 11 Maths Chapter 16 …
WebIn a class of 25 students, 3 of the class are boys, - of 5 the class have blonde hair, 5 1 of the class are boys and 5 with blonde hair. If one student is to be chosen at random from the class, what is the probability that the student is a boy or has blonde hair? Show your work on the scratchpad. P (boy or blonde hair) = %3D Question WebHi students im LASHA Subscribe me for CBSE and - ICSE all-chapters and each Sub topics details analysis and Coverage. I used to take classes of Science and m... WebIn a class of 25 students, 11 students participate in extra-curricular activities. Suppose 3 students are randomly selected to be on the student representative council. Find the … polyunsaturated or monounsaturated fat