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4. The principal of San Miguel National High School claims that the students in her school have intelligence that is above average. Suppose that the average IQ scores for a high school student is 115. State the null and alternative hypothesis the principal is having in mind.

4. The principal of San Miguel National High School claims that the students in her school have intelligence that is above average. Suppose that the average IQ scores for a high school student is 115. State the null and alternative hypothesis the principal is having in mind.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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pls answer number 4. On the hypothesis pls do in mathematical words and numbers, thank you!

For numbers 4-6. Identify whether the problem is a two-tailed test or one-tailed test (left-tailed test, right-tailed test). Then, formulate the null and alternative hypotheses. 4. The principal of San Miguel National High School claims that the students in her school have intelligence that is above average. Suppose that the average IQ scores for a high school student is 115. State the null and alternative hypothesis the principal is having in mind. 5. An analyst wants to know if the tourists in Palawan decrease due to Covid-19 pandemic for the last 3 months. Data from prior to the pandemic shows that there is an approximate of a 1,000 of foreign visitors in Palawan in just 3 months. What are the null and alternative hypotheses of the analyst?
Transcribed Image Text:For numbers 4-6. Identify whether the problem is a two-tailed test or one-tailed test (left-tailed test, right-tailed test). Then, formulate the null and alternative hypotheses. 4. The principal of San Miguel National High School claims that the students in her school have intelligence that is above average. Suppose that the average IQ scores for a high school student is 115. State the null and alternative hypothesis the principal is having in mind. 5. An analyst wants to know if the tourists in Palawan decrease due to Covid-19 pandemic for the last 3 months. Data from prior to the pandemic shows that there is an approximate of a 1,000 of foreign visitors in Palawan in just 3 months. What are the null and alternative hypotheses of the analyst?
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