An educational psychologist is interested in whether the reading program headsprouts increases reading proficiency in young elementary school. The psychologist recruits group of 7 children in grade 2 and measured their reading proficiency. The data below is produced high scores is better reading

Data: 14 12 16 17 10 15 15

Level if reading proficiency in grade 2 are normally distributed with a mean =12 bd standard deviation =3

A conduct a hypothesis test to determine if the reading program significantly increase reading proficiency

B. What would you conclusion hAve been if you had been asked to conduct a hypothesis test. Using tge data above write thr conclusions step fit this hypothesis. Was the conclusion different than ur conclusion in part a?

C. Which type of error in hypothesis teating would bd a concern in part a why