Preliminary Data Analyses Indicate That It Is Reasonable to Use $1 \%$

question 21

Essay

Preliminary data analyses indicate that it is reasonable to use a t-test to carry out the specified hypothesis test. Performthe t-test using the critical-value approach.
-Use a $1 \%$ significance level to test the claim that $\mu > 2.85$ . The sample data consists of 9 scores for which $\bar { x } = 3.28$ and $s = 0.5$ .

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Definitions:

Systematic Contrast

A phenomenon in experimental analysis where differences in response are systematically altered to observe differences in outcomes, often used in psychological and behavioral research.

Making Pizzas

The process of preparing and baking pizzas, which involves creating the dough, adding toppings, and cooking in an oven.

Hourly Rate

The amount of compensation or payment received for each hour of work performed.

Behavioral Contrast

The phenomenon where the rate of response to a stimulus changes significantly when the conditions of reinforcement for another stimulus are modified.