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An article claims that movie attendance in the U.S. has declined significantly since 2008, but that there is still a minority of adult Americans who prefer to watch movies at home rather than at a theater. A survey found that 53 out of 110 randomly selected adult Americans preferred to watch movies at home rather than at a movie theater. Do the results of this survey suggest that significantly less than half of the U.S. adult population prefer to watch movies at home rather than at a theater? Conduct this test using a 0.03 significance level.
1. What is the value for (symbol of p with a line over it)?
2. What is the value for the z-statistic?
3. What is the p-value?
Please show work or explain how the answer was found.
a study was conducted to determine whether flipping a penny or spinning a penny has an effect on the proportion of
Public transportation and the automobile are 2 methods an employee can use to get to work each day. Samples of times recorded for each method are shown. Times are in minutes.
a contractor susan meyer has to haul gravel to three building sites. she can purchase as much as 18 tons at a gravel
below you are given ages that were obtained by taking a random sample of 9 undergraduate students. assume the
a brewerys filling machine is adjusted to fill bottles with a mean of 31.1 oz. of ale and a variance of 0.007.
ANOVA is a powerful statistical test. How does ANOVA differ from other parametric tests? What are the conditions that must be met to use a one-way ANOVA?
We are interested in determining whether or not the population in favor of Candidate A is significantly more than 75%. The test statistic is?
Testout the significance of the sample correlation also develop regression equation with scatter plot. Calculate chi-square is less than the critical value
In the year 2000, the state of Indiana began a $40-million renovation of its state fairgrounds, which included the building of a miniature golf course and a state-of-the-art livestock building.
Assume there are 18 homes in the Quail Creek area and 8 of them have a security system. Five homes are selected at random: What is the probability all five of the selected homes have a security system?
One use of the Chi-square goodness of fit test is to determine if specified multinominal probabilities in the null hypothesis is correct.
Estimate a test statistic for null hypothesis H0: μ = 30 against two-sided alternative hypothesis H1 : μ ≠ 30, and by plotting this on its reference distribution.
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