Suppose that a random sample of 150 observations was drawn from a population.After calculating the mean and standard deviation,each observation was standardized and the number of observations in each of the intervals below was counted.Can we infer at the 5% significance level that the data were drawn from a normal population? 
Definitions:
Transactive Memory
A shared system of remembering information among groups that enhances collective memory.
Process Loss
Deterioration in group performance in comparison to individual performance due to the whole range of possible interferences among members.
Simple Tasks
Simple tasks are activities or assignments that require a minimal level of skill, effort, or complexity to complete, often used in psychological experiments to assess basic cognitive functions.
Production Blocking
Reduction in individual creativity and productivity in brainstorming groups due to interruptions and turn-taking.
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