Solved: Find probability that the student makes at least a b, Basic Statistics

+44 141 628 6080
[email protected]

Find probability that the student makes at least a b

A student takes a 20-question multiple choice exam and guesses on each question. Each question has 4 choices, only one of which is correct. Find the probability that the student makes at least a "B" assuming that in order to make at least a "C" the student must score at least 70%.

Solution Preview :

Prepared by a verified Expert

Basic Statistics: Find probability that the student makes at least a b

Reference No:- TGS0681821

Now Priced at $5 (50% Discount)

Recommended (99%)

Rated (4.3/5)

Have a Question? (oR Write a Review)

Write atleast 100 words!!

Recent Questions Asked Basic Statistics

Q : Find the standard socre for a randomly selected sample

Calculate the standard socre for a randomly selected sample of 45 with x=23. Explain why the standard scores of 23 are different between a and b.

Q : Determining the average cholesterol level

Can we conclude, at the 5% level of significance, that the average cholesterol level has been reduced due to the program? Make the appropriate test on means.

Q : Prepare in general journal format the entry to record

On September 1, 2012, Jacob Company sold at 104 (plus accrued interest) 4,440 of its 9%, 10-year, $1,000 face value, nonconvertible bonds with detachable stock warrants.

Q : Construct a table with joint probabilities

Assume that Charlotte has two stocks: Disney (D) and Amazon (A). For each of these stocks, the possible percent returns are {0%, 5%, 10%, 15%}. The joint probability of P(d, a) = 0.0625 for all values of D and A. a) Construct a table with joint pr

Q : Find probability that the student makes at least a b

Find the probability that the student makes at least a "B" assuming that in order to make at least a "C" the student must score at least 70%.

Q : Explain the current replacement cost

Nutritional Foods reports merchandise inventory at the lower of the cost or market. Prior to releasing its financial statements for the year ended March 31,2015, Nutritional's preliminary income statement, before the year end adjustments.

Q : Level of significance that the observed distribution

A coin is thrown until a head occurs and the number X of tosses recorded. After repeating the experiment 256 times, we obtained the following results. Test the hypothesis at, the 0.05 level of significance that the observed distribution of X may b

Q : Find standard deviation for expected number of good battery

In a group of 15 batteries, 6 are dead. You chose 2 at random. The expected number of good batteries is 1.2. What is the standard deviation?

Q : Explain the united states

Desi of New York sells its products to customers in the United States and the United Kingdom. On December 16, 2011, Desi sold merchandise on credit to Bronson Ltd. of London at a price of 17,000 pounds.

1957242

Questions
Asked

3,689

Active Tutors

1440240

Questions
Answered

Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!

ask Question

Solution Preview :

Prepared by a verified Expert

Basic Statistics: Find probability that the student makes at least a b

Reference No:- TGS0681821

Have a Question? (oR Write a Review)

Recent Questions Asked Basic Statistics

Q : Find the standard socre for a randomly selected sample

Q : Determining the average cholesterol level

Q : Prepare in general journal format the entry to record

Q : Construct a table with joint probabilities

Q : Find probability that the student makes at least a b

Q : Explain the current replacement cost

Q : Level of significance that the observed distribution

Q : Find standard deviation for expected number of good battery

Q : Explain the united states

Practice using the abc model of crisis intervention

Is virtual counseling applied to crisis intervention

Which hrm initiatives and strategies are effective

Develop internal ethical policies and procedures

Discussion about big five personality traits

Discuss strength in the business behavioral competencies

Working phase of the nurse-client relationship

Solution Preview :

Prepared by a verified Expert

Basic Statistics: Find probability that the student makes at least a b

Reference No:- TGS0681821

Recent Questions Asked Basic Statistics

Q : Find the standard socre for a randomly selected sample

Q : Determining the average cholesterol level

Q : Prepare in general journal format the entry to record

Q : Construct a table with joint probabilities

Q : Find probability that the student makes at least a b

Q : Explain the current replacement cost

Q : Level of significance that the observed distribution

Q : Find standard deviation for expected number of good battery

Q : Explain the united states

Asked Questions