Question: A student takes a multiple-choice test that has 7 questions. Each question has five choices. The student guesses randomly at each answer. Let X be

A student takes a multiple-choice test that has 7 questions. Each question has five choices. The student guesses randomly at each answer. Let X be the number of questions answered correctly.

Find P(4)
Find P(More than 3)

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!

Home . Northern Essex Comm Mail . Plaza Mis - Outleck Content ALEKS - Mis Plaza - Homework $...

HW: 6.2 The Binomial Distribution Assignment Micha Question 6 of 9 (1 point) | Question Attempt: 2 of 3 v 1 V 3 v 4 5 6 1 1 8 9 Take a guess: A student takes a multiple-choice test that has 9...

Take a guess: A student takes a multiple-choice test that has 12 questions. Each question has five choices. The student guesses randomly at each answer. Let X be the number of questions answered...

Take a guess: A student takes a multiple-choice test that has 8 questions. Each question has five choices. The student guesses randomly at each answer. Let X be the number of questions answered...

A student takes a multiple-choice test that has 8 questions. Each question has five choices. The student guesses randomly at each answer. Let X be the number of questions answered correctly. Round...

Take a guess: A student takes a multiple-choice test that has 7 questions. Each question has four choices. The student guesses randomly at each answer. Let X be the number of questions answered...

Good Evening, I need awnsers to these questions please. 1.) Part 1? Following is the probability distribution of a random variable that represents the number of extracurricular activities a college...

I need to know if I am on the right track with these problems, and I am not sure, but think that to find the mean of the number of blood donors with O negative blood in question 33 is found with the...

(A) P(4)(B) (More than 3) Question 6 of 13 (1 point) | Question Attempt: 1 of 1 Take a guess: A student takes a multiple-choice test that has 10 questions. Each question has four choices. The student...

Crowley Cosmetics in Problem P11-48A holds significant promise for carving a niche in its industry. A group of Irish investors is considering purchasing the companys outstanding common stock ....

The Government Accountability Office (GAO) describes expanded- scope governmental auditing to include all of the following except a. Financial statement audits. b. Attestation engagements. c....

Shows assets, liabilities, and equity at one point in time. Used to understand changes in revenues and expenditures. Shows income, expenses, and net income during a specific time period. Provides...

On July 23 of the current year, Dakota Mining Co. pays $4,715,000 for land estimated to contain 5,125,000 tons of recoverable ore. It installs machinery costing $410,000 that has a 10-year life and...

Assume that, without taxes, the consumption schedule for an economy is as shown below: GDP, Consumption, Billions Billions $100 ..........$120 200 .......... 200 300 .......... 280 400 .......... 360...

Banko Inc. manufactures sporting goods. The following information applies to a machine purchased on January 1, 2018: Purchase price......................................$ 70,000 Delivery...

Kimball Equipment sells equipment to sports enthusiasts. Doug Kimball, the company's president, just received the following income statement reporting the results of the past year. Doug is concerned...

On January 1, 2012, Cayce Corporation acquired 100 percent of Simbel Company for consideration paid of $126,000, which was equal to fair value. Cayce is a U.S.-based company headquartered in Buffalo,...

Tori and some other childeen experimented with balls to see which ones rolled. First using a piece of cardboard to use as a ramp, they angled it on a block to the floor to test the balls. Then Tori...

Describe the difference between a direct materials efficiency variance and a variable manufacturing overhead efficiency variance. mlp5

Whatare the steps in developing a budgeted variable-overhead cost rate?

Assume variable manufacturing overhead is allocated using machinehours. Give three possible reasons for a BFr 25,000 favourable variableoverhead efficiency variance. hyu7