Alternative hypothesis that teacher wishes to test

Assignment Help Basic Statistics

Reference no: EM1399822

A company advertises that by using its program, high school students can increase their verbal SAT scores by more than 50 points. A high school teacher is skeptical of this claim. The teacher plans to examine data from a sample of students who use the program to test if the claim is true. If μ represents the mean increase in the verbal SAT score if all high school students used the method, the alternative hypothesis the teacher wishes to test is what?

Ha: μ ≠ 50
Ha: μ > 50
Ha: μ < 50
Ha: μ = 50

Reference no: EM1399822

Questions Cloud

Proportion of the hearing loss : What proportion of the hearing loss in all the workers was attributable to not wearing earplugs?

Selecting different blocks from bag : A bag contains five purple ("P") blocks and one yellow ("Y") blocks. Without looking into the bag you reach in, take out a block, return the block to the bag, and then repeat the same process a number of times. Which of the following sequences of ..

Concept of risk analysis : Explain the concept of risk analysis and how monte carlo simulation can provide useful information for making decisions.

Writing a program that creates a linked list : Writing a program that creates a linked list from 100 randomly generated numbers and sorts the using a heap. One heap in ascending order and one heap in descending order. Then displays the original linked list and both sorted lists.

Alternative hypothesis that teacher wishes to test : If μ represents the mean increase in the verbal SAT score if all high school students used the method, the alternative hypothesis the teacher wishes to test is what?

Percentile of a chi squared distribution : What is the 25th percentile of a chi squared distribution with 20 degrees of freedom? What symbol is used to denote this value?

Recommendation of a safety stock level : Linda would like to maintain a 90% service level. what safety stock level do you recommend for BX-5?

Determine the p-value of the test statistic : Let p represent the population proportion of all numbers in the corporate file that have a first nonzero digit of 1. Test the claim that p is less than 0.301 by using What is the P-value of the test statistic?

User Account

All Pages