Examlex
_____ testing exposes potential customers to a new product idea to judge the acceptance and feasibility of the concept.
Confidence Interval
A confidence interval is a range of values, derived from the sample data, that is believed to contain the true population parameter with a certain level of confidence.
Sample Sizes
The number of observations or data points from the population used to make estimations about the population.
Critical Value Z
A threshold value on the standard normal distribution used in hypothesis testing to decide whether to reject the null hypothesis.
Test Statistic
A value calculated from sample data during a hypothesis test. It is used to decide whether to reject the null hypothesis.
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