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An online site presented this question "Would the recent norovirus outbreak deter you from taking a cruise?" Among the 34,316 people who responded 67% answered"yes" use the sample data to construct a 95% confidence interval estimate for the proportion of the population of all people who would respond "yes" to that given question does the confidence interval provide good estimate of the population proportion?
____<p<____ (round to three decimal places as needed).
Does the confidence interval provide a good estimate of the population proportion?
A) No the responses are not independent
B) No, the sample is a voluntary sample and might not be representative of the population
C)Yes all the assumptions for a confidence interval are satisfied
D) Yes the sample is large enough to provide a good estimate of the population
the 2002 new york city housing and vacancy survey showed a total of 59324 rent controlled housing units and 236263
Analyst computes production cost per unit in each order and averages these to get $50.
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Monthly sales figures for store are as follows. Determine the:Mid-rangeStandard Variance.
a decision maker is interested in estimating a population proportion. a sample of size n 150 yields 115 successes.
In a few sentences, describe two designs that can address your research question. The designs must involve two different statistical analyses.
an entrepreneur is considering the purchase of a coin-operated laundry. the current owner claims that over the past 5
in estimating the cost of a pile of bricks measured as 2m15m1.2mthe tape is stretched 1 beyong the standard length if
Ms. Lisa Monnin is the budget director for the New Process Company. She would like to compare the daily travel expenses for the sales staff and the audit staff. She collected the following sample information.
an aeroplane flies from a to b at the rate of 500kmhr and comes back from b to a at the rate of 700kmhr. what is the
Correct answerThe "average" amount of error expected in predictions The number of cases that have a non-zero residual The strength of the correlation between X and Y
How large a sample is required to estimate the mean speed with a margin of error equal to 2 miles per hour with 90% confidence?
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