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A simple random sample of size n = 1000 is obtained from a popultion whose sie is N = 1,000,000 and whose population proportion with a specified characteristic is p = 0.31.
What is the probability of obtaining x = 340 or more individuals with the characteristic? P(x > 340)
What is the probability of obtaining x = 290 or fewer individuals with the characteristic? P(x < 290)
Round to 4 decimal.
Bottling Company Case Study
The probability that the residents?own 2 cars is 55%. Of the households surveyed, 60% had incomes over $50,000. The probability that the? residents of a household own 2 cars is?
If he were to conduct a second study to reduce the maximum error of estimate to 6, about how many hard drives should he include in his new sample?
Using a critical value, test hypothesis at the 1% level of significance.
A study of applicant requirements, job tasks, and performance expectations as part of a job analysis of student work-study jobs on a college campus of 2,000 students, where 1,500 are involved in the work-study program.
This yields 4 conditions: normal, mean (0 for errors, constant within treatment), constant variance and independent. B)(3) From the output given, are the assumptions in part a) satisfied?
according to an fda research every fourth egg has salmonella bacteria. an inspector checked 4 eggs what is the
the standard error of the sample mean is equal to 5 when n25. if the sample size increases by a factor of four how
Define or give an example of a hypothetical construct. Explain why operational definitions are needed to define and to measure constructs.
suppose the probability is 0.8 that any given person will believe a tale about the transgressions of a famous actress.
Find the P-value that would be used to determine if the percentage of customers who prefer mint chocolate chip ice has increased at a 5% level of significance.
The number of items rejected daily by a manufacturer because of defect for the last 30 days are 22, 21, 8, 17, 25, 20, 18, 19, 14, 13, 11, 6, 21, 23, 4, 19, 11, 12, 16, 16, 10, 28, 24, 6, 21, 20, 25, 5, 17, 9. Complete this frequency table for the..
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