Determine the probability that both are girls
In the second grade class containing 12 girls, and 9 boys, 2 students are chosen at random to give out the math papers. Determine the probability that both are girls.
a. (4/7)*(4/7)
b. (4/7)*(11/20)
c. (4/7)*(3/5)
d. (3/7)*(2/5)
Expected delivery within 24 Hours
Let X and U denote random variables, and assume that E[U|X] = 1 and that E[X] = 2. What is E[U]? Provide a proof for your answer.
Estimate the density of the metal when a metal sample weighing 25.876 grams was added to a graduated cylinder containing 25.00 mL of water? The volume of the water plus the sample was 29.55 mL.
Assume x is difference between price scanned and price marked on item, and y is amount refunded to customer. Write the formula for y in terms of x.
Determine the pH of a solution that results from mixing the 25 mL of a0.0010 M Na2CO3 (sodium carbonate) solution with the 25 mL of a 0.0010 M NaHCO3solution.
A consumer products company is formulating new shampoo and is interested in foam height (in mm). Foam height is approximately normally distributed as well as has a standard deviation of 20 mm. The company wishes to test Ho: µ=175 mm versus H
Suppose rate of inflation is 4% per year, equation P=P0(1.04)t yields predicted price P of the item in t years which presently costs P0. Determine predicted price of $120,000 house in 3 years.
Rolling a fair die ten times and keeping track of the numbers that are rolled. Rolling 10 fair dice and looking at the number of dice that have 4 dots facing up.
Determine the hypothesis sor situation stated above. Compute the test statistic. Determine P- Value
1944989
Questions Asked
3,689
Active Tutors
1438072
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
When working with a child under the age of 18, what is a best practice in terms of getting their agreement for counseling?
Based on what we know about empirical research on treatment outcomes using theory, what is the Dodo bird verdict?
Question: When it comes to the development of early counseling theories, which one of the following is true?
Scherazade and Roderick, married for 13 years, are a happy couple in love with life, each other, and their family. They met 14 years ago
Concede this the client is a 15 year old straight male who came in today wiht his mom looking to re engaging with outpatient therpy
Identify an ethical boundary or boundaries that were crossed in the experiment?
Question: Which of the following is a key characteristic of schizoid people?