Blue parakeets
A pet supplier has a stock at parakeets of which 10% are blue parakeets. A pet store orders 3 parakeets from this supplies. If the supplier select the parakeets at random, whats the chance that the pet store gets exactly are blue parakeets?
Expected delivery within 24 Hours
The discrete random variable X is the number of students that show up for Professor Smith's office hours on Monday afternoons. The table below shows the probability distribution for X. What is the probability that at least 1 student comes to offic
You wish to test the claim that u > 11 at a level of significance of ? = 0.05 and are given sample statistics n = 50, sample mean = 11.3 and standard deviation = 1.2 Compute the value of the test statistic. Round your answer to two decimal pla
When testing H0:u > u0, using confidence intervals, if u is not contained in the confidence interval then we would A. Draw no conclusion B. Reject H0 C. Alter the level of confidence to allow u to be in the confidence interval D. Fail to reject
A random variable is normally distributed with a mean of 25 and a standard deviation of 5. If an observation is randomly selected from the distribution, determine two values of which the smallest has 25% of the values below it and the largest has
The average hourly wage of workers at a fast food restaurant is $6.50/hr with a standard deviation of $0.45. Assume that the distribution is normally distributed. If a worker at this fast food restaurant is seleceted at random, what is the probab
If 16 doctors are chosen at random for a committee find the probability that the average age of those doctors is less than 45.45 years.
On the average, the annual profits are $8000 for each elementary book, $7000 for each intermediate book, and $1000 for each advanced book. How many new books of each type should be published to maximize the annual profit while conforming to compa
1950686
Questions Asked
3,689
Active Tutors
1434518
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Tommy was born to a teenage mother who had abused drugs on and on during her pregnancy and soon after he was born. Due to parental neglect Tommy was placed
If Training within professional psychology is rooted in seven core competencies - (1) relationship, (2) assessment, (3) intervention
Which major movement in psychology focused on how our unconscious mind and early experiences affect our behavior?
Please share about a time in which you learned something by watching your parents, siblings, or someone else engage in it first.
A study that has relevance to posttraumatic stress disorder (PTSD) involves exposing participants to fearful stimuli for a short period of time.
Give feedback: One way teachers can best foster young children's cognitive development is by reflecting on why their students do not understand something
When stereotype threat is activated: Question options: women do worse because of the negative stereotypes that are active, and men do better