What is normal body temperature? The standard has been 98.6F. Suppose a medical worker suspects that body temperatures in children in Sodor are higher than the norm. She obtains measurements from a random sample of 18 children and finds the following (see attachment):

a)Describe the data visually and verbally, including confidence intervals for an appropriate measure of central tendency.

b)What are the hypotheses to test?

c)What is the standardized effect size for this test? Discuss the magnitude of the effect size.

d)Carry out the test, and state your conclusion in a complete sentence.

temperature 98.0 98.9 99.0 98.9 98.8 98.6 99.1 98.9 98.5 98.9 98.9 98.4 99.0 99.2 98.6 98.8 98.9 98.7