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What test is appropriate?

b. (1 pt) State your null hypothesis:

c. (1 pt) State your alternative hypothesis.

d. (2 pts) Find the critical value:

e. (3 pts) Calculate the obtained statistic:

f. (1 pts) Make a decision: Reject the null

g. (1 pt) What does your decision mean?

h. (2 pts) Paste your SPSS output here using anova IF POSSIBLE:

Explain how the Sig./P-value in your SPSS/Jamovi output leads you to make the same decision about the null hypothesis as you have made in part g.

A school principal would like to evaluate whether the temperature ofa classroom affects learning. She asks 3 classrooms (with 5 students in each classroom) to participate in the experiment, receiving an hour-long videotaped lesson. One of the classrooms is kept at a constant temperature of 60 degrees, the other at 70, and the last at 80 degrees. After the lesson, students all receive the same quiz to test their acquisition of material; Below is their data. Test the hypothesis that room temperature affects test performance using an alpha level of .05. 60 degrees 70 degrees 80 degrees 90 87 40 45 70 45 55 60 47 75 95 52 64 98 50