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There are 5,000,000 Adults 25+ in Mtown. An advertiser buys a schedule on Channel 45: 20 spots in early news with an average A25+ quarter hour audience of 150,000, 25 spots in daytime with an average A25+ quarter hour audience of 200,000, and 10 spots in primetime with an average A25+ quarter audience of 400,,000. How many A25+ TRPs did the advertiser buy?
Explain the effect outliers can have on the analysis of the center of this data set. Based on the box-plot and histogram you created for problem 1, do there appear to be any outliers?
Compute the variance and standard deviation
Test the claim that the mean age of the prison population in one city is less than 26 years. Sample data are summarized as n = 25, x = 24.4 years, and s = 9.2 years. Use a significance level of α = 0.05.
Number of miles flown in a One- year period by the sample of "frequent flyers" was recorded. Is this a grouped or an ungrouped frequency distribution?
Each egg was also measured for volume using a water displacement method. We wanted to know if the two methods agreed or not
At the .05 significance level, can we conclude that the mean waiting time is less than 3 minutes?
Estimate the probability the store will gross over $850 a) Fewer than 5 out of 10 business days.
The calculated Z test statistic is a positive value that leads to a p-value of .045 for the test. If the significance level (α) is .01, the null hypothesis would be rejected.
Iindicate all samples are approximately Normal with no outliers. Is the ANOVA appropriate?
On average a certain intersection results in 3 traffic accidents per month. What is the probability that for any given month at this intersection
The mean assembly time for a random sample of 24 carts, using the new method, was 40.6 minutes, and the standard deviation of the sample was 2.7 minutes.
Determine relative frequency of X=4? Generate the cumulative frequencies.
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