The t distribution approaches the standardised normal distribution when the number of degrees of freedom increases.
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Q5: A population parameter is used to estimate
Q6: Instruction 8-1
A random sample of 100 stores
Q7: Instruction 8-3
A quality control engineer is interested
Q9: Instruction 8-2
The managers of a company are
Q11: Instruction 8-1
A random sample of 100 stores
Q14: Instruction 8-1
A random sample of 100 stores
Q15: Instruction 8-3
A quality control engineer is interested
Q17: The confidence interval obtained will always correctly
Q23: Given a sample mean of 2.1 and
Q27: The confidence interval estimate of the population
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