In a controlled laboratory environment a random sample of 10 adults and a random sample of 10 children were tested by a psychologist to determine the room temperature that each person finds most comfortable. The data are summarized below.

Simple Mean Simple Variance

Adults (Population 1) 77.5°F 4.5

Childerns (Population 2) 74.5°F 2.5

If the psychologist wished to test the hypothesisthat children prefer warmer room temperature than adults, which hypothesis would he use?

Question

Mathematics

Snowflake

28 September, 07:55

In a controlled laboratory environment a random sample of 10 adults and a random sample of 10 children were tested by a psychologist to determine the room temperature that each person finds most comfortable. The data are summarized below.

Simple Mean Simple Variance

Adults (Population 1) 77.5°F 4.5

Childerns (Population 2) 74.5°F 2.5

If the psychologist wished to test the hypothesisthat children prefer warmer room temperature than adults, which hypothesis would he use?

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Answers (1)

Know the Answer?

Seth Brady · Answer 1

F distribution test

Step-by-step explanation:

He would use the F distribution test. This test is used in comparing the variances of two categorical variables if they are equal. The null hypothesis is rejected if after carrying out the test the results states otherwise.