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To determine whether the mean is greater than 16 ounces using large sample test.
Dole Pineapple, Inc. is concerned that the 16-ounce can of sliced pineapples is being over-filled. The quality-control department took a random sample of 50 cans and found that the arithmetic mean weight was 16.05 ounces, with a sample standard deviation of 0.03 ounces. At the 5 percent level of significance, can we conclude that the mean weight is greater than 16 ounces? Determine the p-value.
In 1,000 samples, assuming that H 0 is true, how many times would you expect to commit Type I error if:
What statistical procedure was used to analyze data in study B?
A survey of the residents of a new subdivision on why they happened to select that area in which to live. You also wish to secure some information about what they like and do not like about life in the subdivision.
At.01 significance level, can we conclude that 30-year mortgage rate for small banks is less than 6%? Evaluate the p-value.
Find the probability of winning jackpot?
Dividend is expected to grow 7% a year for next 3 years and then at 5% a year after that. Determine the expected dividend per share for each of the next five years?
Compute the range and interquartile range
At the 0.05 level of significance, is there evidence of a significant relationship between the age groups and where people primarily get their news? If so explain the relationship.
Find out optimal decision
If we select one box of cereal at random from this population, what is the probability that it will weigh less than 915 grams?
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?
Suppose the random variable x is best described by a normal distribution with µ = 24 and σ = 2.7. Find the z-score that corresponds to each of the following x values.
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