Question: One sample t-test Dr. Nuguid has developed a test for measuring the vocabulary skills of 6 year olds. They score 60 on the average. She

One sample t-test

Dr. Nuguid has developed a test for measuring the vocabulary skills of 6 year olds. They score 60 on the average. She administers the test to a sample of single children (i.e.. only child). Test if the mean soore made by single children is less than 60. The data are reflected on the table below

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