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A simple random sample of size n = 125 is obtained from a population whose size is N = 10,000 and whose population proportion with a specified characteristic is p = 0.2.
What is the probability of obtaining x = 30 or more individuals with the characteristic? What is P(p > 0.24)?
What is the probability of obtaining x = 15 or fewer individuals with the characteristic? What is P(p < 0.12)?
Three cards are randomly selected from an ordinary deck of cards without replacement Compute the probability that the first card is a spade given that the second and third are spades.
Research the topic of Job Satisfaction using the Business Source Premier Database (EBSCO) and/or the ABI Inform Global database in the Library using the instructions linked here.
Consider a hypothesis test of H0: μ = 0 against H1: μ > 0 where μ is the mean percent change in total body bone mineral content of young women. The population standard deviation is σ = 2. The level of significance for the test is α = 0.05.
A hypothesis states a difference exists between two populations. Sometimes this is an obvious conclusion because the means will be very different.
Is this sample sufficient to conclude that the eye spots have a significant influence on the birds behavior? Use a two tail test with alpha =.05. Compute the estimated Cohen's d to measure the size of the treatment.
q1. a normally distributed population has a mean of 40 and a standard deviation of 12. what does the central limit
Describe whether the data appear to be approximately normally distrusted by .. a. Comparing data characteristics to theoretical properties.
Is there sufficient evidence to support the claim that site has an effect on the amount of pesticide?
two prison inmates communicate in binary by tapping on the adjacent wall. suppose that the probability of receiving a
find the probability distribution for the number of jazz cds when 4 cds are selected at random from a collection
On the same chart, produce a graph showing the original probability mass function, and a line graph showing your selected continuous probability density function.
A local bakery determines that the probability of a customer ordering a blueberry muffin is 50%. 5 customers come into the bakery.
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