Question

For this problem, assume the test had 7 true-false questions and 7 multiple-choice questions, and that each multiple-choice question had 3 choices.

How many different answer sheets can be submitted?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Math
Probability

Basic Probability

Related Probability Q&A

Find answers to questions asked by students like you.

Q: In the manufacture of light emitting diode (LED), different layers of ink are on the optic lens. The...

A: Since, T is the total thickness, T=X1+X2.  1. The expected value of total thickness isET=EX1+X2=EX1+...

Q: Glen Evans is an emergency medical technician for alocal rescue team and is routinely called on to r...

A: All five pieces of equipment are essential. So it means all systems are connected in series a) Overa...

Q: The Journal of Visual Impairment & Blindness (May–June 1997) published a study of the lifestyles...

A: Let "X" be the number of hours of sleep for this group of students. Find z-value: Refer Standard...

Q: Probability Question

A: The given data set is: Resistance Shock   High (B) Low (B’) Total Scratch High...

Q: Question 12

A: (12) Probability:   The ratio of the number of favorable outcomes to certain event and total number...

Q: A piece of equipment has a lifetime T (measured in years) that is a continuous random variable with ...

A: a) The probability density function of T is calculated as follows: fT=ddtFt=ddt1 - e-t10 -t e-t1010 ...

Q: Let X denote the voltage at the output of a microphone, and suppose that X has a uniform distributio...

A: (a)

Q: An ambulance travels back and forth, at a constant specific speed ?, along a road of length ?. We ma...

A: Let position of an ambulance be denoted by X and the position of an accident be denoted as Y. Let Z ...

Q: For this problem, assume that 13 exhibits entered the science fair, and that we want to assign 5 pri...

A: Given Data :  Number of exhibits are 13 in a science fair                        Number of Prizes ar...

Q: Consider the St. Petersburg Paradox problem first discussed by Daniel Bernoulli in 1738. The game co...

A: Given information: Here, the game consists of tossing a coin. The number of times, the coin is tosse...

Q: A survey asks a random sample of 1500 adults in Ohio if they support an increase in the state sales ...

A: From the provided information, Sample size (n) = 1500 adults 40% of all adults in Ohio support the i...

Q: The profitability of the leading cola syrup manufacturers PepsiCo and Coca-Cola and of the bottlers ...

A: The profitability of the Cola syrup manufacturers like Coco Cola and PepsiCo is 81%, while the bottl...

Q: A motorcycie drives from Morayta to Lacson and back using the same course everyday. There are four s...

A: Click to see the answer

Q: Suppose it is known that in a certain large human population cranial length is approximately normall...

A: Click to see the answer

Q: For this problem, assume the team had 4 aluminum bats and 10 magnesium bats. Three bats are selected...

A: According to the provided information, the team had 4 aluminum bats and 10 magnesium bats. total bat...

Q: 27 red bikes out of 36 bikes

A: Given: 1. 27 red bikes out of 36 bikes can be expressed in reduced fraction as: Dividing by 9 both n...

Q: Use the data in the table below, which shows the employment status of individuals in a particular to...

A: Click to see the answer

Q: Given the following data for an imaginary superhero universe:    Flying   Telepathy   Super Stren...

A: Given data for an imaginary superhero universe-   Flying Telepathy Super strength Total Female ...

Q: Linear Correlation Coefficient (r). Calculate the linear correlation coefficient for the data below....

A: Solution Number of samples (n) = 9 x y x2 y2 xy -2 15 4 225 -30 0 10 0 100 0 7 -2 49 4 -14 ...

Q: Based on the data from six students, the regression equation relating number of hours of preparation...

A: Given, Regression equation is,             y^=67.3+1.07x And Want to predict for 120 minutes, means ...

Q: A sales firm receives an average of 6 calls per hour on its toll free number. For any given hour fin...

A: Given Data: The average of call received is: λ=6 calls per hour The least number of calls required i...

Q: Using the standard normal distribution, the area under the standard normal curve corresponding to Z&...

A: Given Data: Z<2.04 The corresponding area for the normal distribution diagram is,

Q: uops Solve the problem. Suppose that 4 out of 12 liver transplants done at a hospital will fail with...

A: Given , 4 out of 12 liver transplants done at a hospital will fail within a year . Probability p of ...

Q: If you are only dealt 4 cards froma shuffled deck of 52 cards, find the probability that all 4 cards...

A: Click to see the answer

Q: 4. Determine whether the following statement is true or false. total numbeg problems involving proba...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Airline A is on time 80% of the time, Airline B is on time 85% of the time, and Airline C is on time...

A: Given that, P(On time| A) =0.80 P(On time| B) =0.85 P(On time| C) =0.90 Airline A has twice as many ...

Q: The regression equation relating dexterity scores (x) and productivity scores (y) for the employees ...

A: According to the provided information, y=5.50 + 1.91x

Q: 5. Going forward, let's define x as the average number of dots after forty rolls. a. What is the exp...

A: When we roll a die, the possible outcomes are 1,2,3,4,5,6 Since each outcome is equally likely, the ...

Q: 23 x34 x4 () 3x32 3x7² x1° (() 21x11

A: Simplification can be done as:  

Q: For this problem, assume 7 males audition, one of them being George, 5 females audition, one of them...

A: Combination of x items from n observations can be defined  as Crn=n!(n-r)! . r!      

Q: I need the answer to this question by tomorrow noon. It would be great and I appreciate it.

A: Introduction to Poisson distribution: A random variable X is said to have a Poisson distribution wit...

Q: A magician shuffles a standard deck of playing cards and allows an audience member to pull out a car...

A: Given data:   The total numbers of cards are N=52. The numbers of face cards are f=12. The numbers o...

Q: . In testing a florescent light bulb, it is found that 20% of the light bulb fail to complete the te...

A: Note: Hey, since multiple questions are posted, we will answer first question for you. If you want a...

Q: Given a random variable X with Moment Generating function M(t), compute theMoment generating functio...

A: Given: MGF of X is denoted by MX(t)MXt k is a scaler quantity. a) MGF of kX Let Y = kX MY(t)=E[etY]M...

Q: Suppose 4 letters from a sign reading "Montreal" fell on the street. A mathematician find the 4 lett...

A: Given that there are 4 blank-spots and 4 letters.  We can place 4 letters in the 4 blank spots in 4!...

Q: A box of cookies contains 4 chocolate and 6 butter cookies. Miguel randomly selects a cookie and eat...

A: He took total 2 cookies. Given that there are 4 chocolate and 6 butter cookies. Given that B= butter...

Q: Exercise 1 Assume that the time spent online by customers is normally distributed with a mean of 35 ...

A: From the provided information, Mean (µ) = 35 minutes Standard deviation (σ) = 5 minutes Let X be a r...

Q: Which two of the four scatter plots have most positive correlation and closer to zero correlation

A: The most positive correlation is showing in plot B because there is an increasing trend present.   ...

Q: Miguel is playing cards with his brother when he draws a cardfrom a pack of 30 cards numbered from 1...

A: Click to see the answer

Q: Genetics counselors assess individual or family risk for a variety of inherited conditions, such as ...

A: (1). Find the probability that an offspring will have the disease: The probability that an offspring...

Q: Suppose customers arrive to a 7–11 convenience store according to a Poisson process with rate 10 per...

A: Given, the average rate of customers arrival is λ=10. Since, the process is Poisson, the pdf isfx=PX...

Q: Suppose the lengths of the pregnancies of a certain animal are approximately normally distributed wi...

A: Click to see the answer

Q: According to internal testing done by the HardCore Apple Company, the mean firmness of their apples,...

A: Let X be the random variable denoting mean firmness of apples  with mean =6 and standard deviation=0...

Q: Let (X, Y ) be a pair of jointly continuous random variables with joint p.d.f. f(X,Y )(x, y) = cxy, ...

A: The pdf here is fx=cxy,                         0≤y≤x≤1   a) To find the constant c,  ∫01∫01fx,ydxdy...

Q: A study found that the mean amount of time cars spent in drive-throughs of a certain fast-food resta...

A: Given that, Mean = 152.3 Standard deviation = 33

Q: A three - sided die is tossed twice, The Venn diagram below reveals the information, where CI, 2) me...

A: It is given that 3 sided die is tossed twice. Two events are declared : 1) A is the event where  '2n...