Answer : Reject Ho. There is sufficient evidence to warrant rejection of the claim that PG movies, PG-13 movies and R movies have the same mean gross amount.
Since P-Value < 0.05 , we reject the null hypothesis
Question Help If we use the amounts (in millions of dollars) grossed by movies in categories...
Refer to data table below, which shows the amounts of nicotine (mg per cigarette) in king size, 100 mm menthol, and 100 mm nonmenthol cigarettes. The king size cigarettes are nonfiltered, while the 100 mm menthol and the 100 mm nonmenthol cigarettes are filtered. Use a 0.05 significance level to test the claim that the three categories of cigarettes yield the same mean amount of nicotine. Given that only the king size cigarettes are not filtered, do the filters appear...
Refer to the accompanying datatable, which shows the amounts of nicotine (mg per cigarette) in king- sigarettes, 100 menthol cigarettes and 100-mm nonmental cigarettes. The king-size cigarettes are no litered, while the 100-mm menthol cigarettes and the 100-mm nonmenthol cigarettes are flered. Use a 0.06 significance level to test the claim that the three categories of cigarettes yield the same man amount of nicotine. Given that only the king size cigarettes are not fired, do the Stars appear to make...
Refer to the accompanying data table, which shows the amounts of nicotine (mg per cigarette) in king-size cigarettes, 100-mm menthol cigarettes, and 100-mm nonmenthol cigarettes. The king-size cigarettes are nonfiltered, while the 100-mm menthol cigarettes and the 100-mm nonmenthol cigarettes are filtered. Use a 0.05 significance level to test the claim that the three categories of cigarettes yield the same mean amount of nicotine. Given that only the king-size cigarettes are not filtered, do the filters appear to make a...
A bottled water distributor wants to determine whether the mean amount of water contained in 1-gallon bottles purchased from a nationally known water bottling company is actually 1 gallon. You know from the water bottling company specifications that the standard deviation of the amount of water is 0.02 gallon. You select a random sample of 45 bottles, and the mean amount of water per 1-gallon bottle is 0.994 gallon. Complete parts (a) through (d) below. a. Is there evidence that...
Jeff Parent is a statistics instructor who participates in triathalons, Listed below are tines (in minutes and seconds) he recorded whle riding a bicycle for five laps through each mle of a 3-mle loop. Use a 0.05 significance level to test the claim that it takes the same time to ride each of the miles. 1 Mile 1 2 3:21 Mile 2Mile 3 3 3:19 3:22 3:18 4 3:21 5 3:203:233:21 6 3:18 3:23 3:19 3:20 3:18 3:20 What is...
The table below is the frequency of wins for different postpositions in a horse race. A post position of 1 is closest to the inside, so that horse has the shortest distance to run (Because the number of horses varies from year to year, only the first 10 postpositions are included) Use a 0.05 significance level to test the claim that the Relhood of winning is the same for the different post positions. Based on the result, should better consider...
Assume that a simple random sample has been selected and test the given claim. Use the P-value method for testing hypotheses. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the original claim. The ages of actresses when they won an acting award is summarized by the statistics n=84, x= 35.9 years, and s = 11.8 years. Use a 0.01 significance level to test the claim that the mean age of actresses when...
Assume that a simple random sample has been selected and test the given claim. Use the P-value method for testing hypotheses. Identify the null and alternative hypotheses, test statistic, P-value, and state the final conclusion that addresses the origina The ages of actresses when they won an acting award is summarized by the statistics n = 80, x = 35.9 years, and s = 11.6 years. Use a 0.05 significance level to test the claim that the mean age of...
The table below lists the frequency of wins for different post positions in a horse race. A post position of 1 is closest to the inside rail, so that horse has the shortest distance to run. (Because the number of horses varies from year to year, only the first 10 post positions are included.) Use a 0.05 significance level to test the claim that the likelihood of winning is the same for the different post positions. Based on the result,...
Question Help lon A 9-year-old girl did a science fair experiment in which she tested professional touch therapists to see if they could sense her energy field. She flipped a coin to select either her right hand or her left hand, and then she asked the therapists to identify the selected hand by placing their hand just under her hand without seeing it and en without touching it. Among 250 trials, the touch therapists were correct 106 times. Use a...