Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Statistics and Probability Expert

Use the relative frequency approach to construct a probability distribution

A calculus instructor uses computer aided instruction and allows students to take the midterm exam as many times as essential until a passing grade is obtained. Following is a record of the number of students in a class of 20 who took the test each number of times.

Students

Number of tests

10

1

7

2

2

3

1

4

Use the relative frequency approach to construct the probability distribution for the number of tests taken.

Statistics and Probability, Statistics

  • Category:- Statistics and Probability
  • Reference No.:- M920783

Have any Question? 


Related Questions in Statistics and Probability

Letnbsp xknbspbe a sequence of iid exponential random

Let  X k  be a sequence of IID exponential random variables with mean of 1. We wish to  (a) Find a bound to the probability using Markov's inequality. (b) Find a bound to the probability using Chebyshev's inequality. (c) ...

Statistics submittal-the objective of this submittal is to

Statistics Submittal- The objective of this Submittal is to examine the relationships with students' grades in CENE 253L Mechanics of Materials Laboratory. To accomplish this goal, perform the following operations on the ...

A differences in age between husbands and wifes husband

a. Differences in age between husbands and wifes ( husband age minus wife age) of married couples have a distribution that approximately follows the normal curve with a mean of 1.5 years and a std of 2.1 years. negative ...

Recall the random variables ofnbspgiven exercise that are

Recall the random variables of given Exercise that are uniformly distributed over the region  (a) Find the conditional PDFs  (b) Find the conditional CDFs (c) Find    Exercise A pair of random variables, ( X , Y ) , is e ...

Let xn be a wide sense stationary discrete random process

Let X[n] be a wide sense stationary, discrete random process with autocorrelation function  and let C be a constant (a) Find the autocorrelation function for the discrete random process  (b) Are   independent? Uncorrelat ...

A sequence of random variables xnnbspis to be approximated

A sequence of random variables, X n  is to be approximated by a straight line using the estimate    Determine the least squares (i.e., minimum mean squared error) estimates for a  and b if samples of the sequence are obs ...

You have 10000 and want to invest 4000 in stock a and 6000

You have $10,000 and want to invest $4,000 in Stock A, and $6,000 in Stock B.   Rate of Return A B Probability 0.5 14% 8% 0.5 10% 18% 1. What is expected rate of return for A? 2. What is the variance of A? 3. What is the ...

A diffusion model - model the diffusion of electrons and

A Diffusion Model - Model the diffusion of electrons and holes across a potential barrier in an electronic device as follows. We have black balls (electrons) in urn A and whiteballs (holes) in urn B. An experimental outc ...

Question 1 -thirty teeth were randomly allocated into three

Question 1 - Thirty teeth were randomly allocated into three groups of 10 and a cavity in each tooth filled using one of three preparations. Following immersion in a dye, the percentage of linear leakage occurring at the ...

We wish to generate a periodic sequence of numbers that

We wish to generate a periodic sequence of numbers that cycles through the integers from 1 to 100 in a pseudorandom fashion. Choose a pair of integers that can be used in the power residue method to produce a sequence of ...

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

A cola-dispensing machine is set to dispense 9 ounces of

A cola-dispensing machine is set to dispense 9 ounces of cola per cup, with a standard deviation of 1.0 ounce. The manuf

What is marketingbullwhat is marketing think back to your

What is Marketing? • "What is marketing"? Think back to your impressions before you started this class versus how you

Question -your client david smith runs a small it

QUESTION - Your client, David Smith runs a small IT consulting business specialising in computer software and techno

Inspection of a random sample of 22 aircraft showed that 15

Inspection of a random sample of 22 aircraft showed that 15 needed repairs to fix a wiring problem that might compromise

Effective hrmquestionhow can an effective hrm system help

Effective HRM Question How can an effective HRM system help facilitate the achievement of an organization's strate