A multiple-choice test has ten questions, each with three choices for the answer. Only one of the choices is correct. You randomly guess the answer to each of the questions. (round 3 decimal places) a) Find the probability that you answer two of the questions correctly. b) Find the probability that you answer at most 2 of the questions correctly.
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
A multiple-choice test has ten questions, each with three choices for the answer. Only one of the choices is correct.
You randomly guess the answer to each of the questions. (round 3 decimal places)
a) Find the
b) Find the probability that you answer at most 2 of the questions correctly.
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