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The population mean for the WAIS (common IQ test) has determined to be = 100. A sample of 30 people is taken and the average

The population mean for the WAIS (common IQ test) has determined to be = 100. A sample of 30 people is taken and the average IQ for the sample is determined to be M = 102. Based on the information given, does the sample appear to provide a biased or unbiased estimate of the population parameter? Explain your

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