Mathematics, 06.03.2021 01:30, jk8

A test has multiple choice questions with 3 choices for each answer; only one answer is correct for each question. Suppose a student guesses the answer to each question. Assuming the guesses are independent, find the probability that the student will guess correctly when answering two questions. a) 1/3 b)1/9 c)1/18

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 18:00, briseidam6683

Suppose sat writing scores are normally distributed with a mean of 497 and a standard deviation of 109. a university plans to award scholarships to students whose scores are in the top 2%. what is the minimum score required for the scholarship? round your answer to the nearest whole number, if necessary.

Answers: 2

continue

Mathematics, 21.06.2019 19:30, ashtonsilvers2003

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Answers: 2

continue

Mathematics, 21.06.2019 21:30, juniieb

Atrain leaves little? rock, arkansas, and travels north at 90 kilometers per hour. another train leaves at the same time and travels south at 80 kilometers per hour. how long will it take before they are 680 kilometers? apart?

Answers: 1

continue

Mathematics, 21.06.2019 23:30, Ecosey123

I'm a polygon i have no parallel lines i am formed 3 line segments i have one right angle two of my angles are angles what am i

Answers: 1

continue

Do you know the correct answer?

A test has multiple choice questions with 3 choices for each answer; only one answer is correct for...