1. Let X be a random variable. A sample of size n = the population standard deviation of X is 3. Construct the 95% confidence interval for the 100 produces a mean of = 16. Assume mean of X.

Question Help A medical researcher says that less than 779% of adults in a certain country think that healthy children should be required to be vaccinated. In a random sample of 200 adults in that country, 7596 think that healthy children should be required to be vaccinated. At a=0.10, is there enough evidence to support the researcher's claim? Complete parts (a) through (e) below. 7.4.7-T (a) Identify the claim and state H, and H. Identify the claim in this scenario. Select the correct choice below and fill in the answer box to complete your choice. (Type an integer or a decimal. Do not round.) OA More than 9% of adults in the country think that healthy children should be required to be vaccinated. %. OB. The percentage of adults in the country who think that healthy children should be required to be vaccinated is not OC Less than % of adults in the country think that healthy children should be required to be vaccinated. OD. 9% of adults in the country think that healthy children…

What is the Prediction Interval (1 decimal)? Lower value:  Upper value:  The Confidence Interval will be __________ (wider or narrower) than the Prediction Interval. Which interval is the appropriate one to use when estimating the average starting salary for students with a 6.8 GPA?  Confidence Interval Prediction Interval

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