Question: 5) A student takes a 7 question multiple choice quiz with 4 choices for each question. If the student guesses at random on each question,

5) A student takes a 7 question multiple choice quiz with 4 choices for each question. If the student guesses at random on each question, what is the probability that the student gets exactly 3 questions correct?

A) 0.043

B) 0.130

C) 0.346

D) 0.173

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

A student takes a 4 question multiple choice quiz with 4 choices for each question.If the student guesses at random on each question, what is the probability that the student gets exactly 2 questions...

A student takes a 6 question multiple choice quiz with 4 choices for each question. If the student guesses at random on each question, what is the probability that the student gets exactly 4 question...

A student takes a 6 question multiple choice quiz with 4 choices for each question. If the student guesses at random on each question, what is the probability that the student gets exactly 4...

Caureamark, p. 578 Coursepack, p. 577 1.3 MAT 133: 6.2 WS 2 p.2 + 3. A student takes a 10 question multiple choice quiz. Each question has four choices, only one of which is correct. The student...

A student takes a 75 question multiple choice quiz. The student is unprepared, so they guess on every question. The probability of guessing a correct answer is 1/4. Find the mean and standard...

A student takes a 5 question multiple choice quiz and each question consists of 4 answers to choose from. What is the probability that the student makes an 80% (4 out of 5) by purely guessing the...

A student takes a 20 question, multiple choice exam with five choices for each question. Find the probability of making at least 15 questions correct, if student guesses on each question.

A student takes a 10 question multiple choice quiz- each question having 4 choices. Suppose a student randomly picks an answer for each question. Find the following. Use the following Desmos Applet...

Binomial Distribution and Poisson Tables GUESSING-NO KNOWLEDGE A.) A student takes a 20 question multiple choice exam and guesses on each question. Each question has four choices. What is the...

The closed-loop transfer function for the Smith predictor in Eq. 16-22 was derived assuming no model error. (a) Derive a formula for Y/Ysp when Gp Gp. What is the characteristic equation? (b) Let Gp...

Qiang places the amount of $42 in a special bank account that guarantees to provide $150 in 11 years. What rate of return would Qiang earn on this opportunity? r = % Your answer should be in...

A Buy - Sell Agreement contains which of the following conditions? The management structure of a LLC How debt or equity is used to fund a corporation A pre - determined valuation of the business The...

the dividend yield it is not 8.33, 0.02 or 2.27 5 WIPER INC. Condensed Balance Sheets December 31, 2020, 2019, 2018 (in millions) 2 2020 2019 $ 981 1,931 $2,912 2018 843 1,730 points Current assets $...