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A sample survey interviews an SRS of 267 college women. Suppose that 70% of all college women have been on a diet within the last 12 months. What are the mean and standard deviation of the sampling distribution for samples of 267 women?
a study on crime indicated that 3.1 car thefts occur each minute in the usa. assume that the distribution of thefts per
a survey has revealed that 75 of all college students study. it is also known that 85 of all students who study will
the door on the computer center has a lock which has five buttons numbered from 1 to 5. the combination of numbers that
Did you find any outliers on the dependent variables that were due to errors of coding? If so, what and why? How would you correct an error of coding?
Consequently, the consultants decide to test the null hypothesis ? ? 0 H : 33.7 . What is the value of the test statistic for testing this null hypothesis?
Construct the 90% confidence interval for the true population proportion of all voters in the state who favor approval.
for problems 1-5 standardize the value according to the given average and sd. 1. x 10 average 5 and sd 2. 2. x 73
Which of the following is the correct set of probabilities for X and if a student is selected at random, the probability he or she is either a Junior or a Senior
the quality control department at malcomb products must either inspect each part in a lot or not inspect any of the
A government survey conducted to estimate the mean price of houses in a metropolitan area is designed to have a margin of error of $10,000.
What is the probability that the first order will come on the fourth sales call of the day? Please show work and round to 4 decimal places.
The International Coffee Association has reported the mean daily coffee consumption for U.S. residents as 1.65 cups. Assume that a sample of 38 people from a North Carolina city consumed a mean of 1.84 cups of coffee per day
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