tgs101000 tgs101000
  • 22-03-2019
  • Mathematics
contestada

A test consists of 20 true/false questions. If a student guesses on each question, what Is the probability of getting exactly 15 correct

Respuesta :

taylor28254
taylor28254 taylor28254
  • 22-03-2019

Answer:

50%

Step-by-step explanation:

due to the fact that its true/false questions, so that means when you answer you have 2 choices. a 50/50 chance of getting them right or wrong

Answer Link

Otras preguntas

What national symbol is common to China and Wales ?
a sum of RS 500 is in the form of denominators of RS5 & RS 10..if the total no. of notes is 90 ,find the no. of notes of each type................
What is the fraction 18/24 reduced to its lowest terms? A. 9/12 B. 3/4 C. 24/18 D. 18/24
what is 12.345 rounded to the nearest tenth
Factor by grouping:4-12r+9r^2i know the answer is (2-3r)^2Can anyone explain to me how it is?
What year did the Mayflower sail the ocean blue?
a sum of RS 500 is in the form of denominators of RS5 & RS 10..if the total no. of notes is 90 ,find the no. of notes of each type................
What is the fraction 18/24 reduced to its lowest terms? A. 9/12 B. 3/4 C. 24/18 D. 18/24
Relationship between Mini and Kabuliwala
What national symbol is common to China and Wales ?