Question
A competitor's bank checks the waiting times at both banks. The sample statistics are listed below. Test
the local bank's claim: (a) assuming that ơ̟ = 02, and (b) assuming that 0̟ # 02. Use a = 0.05.
Local Bank
Competitor's Bank
|ni = 15
|X1 = 5.3 minutes
n2 = 16
X2 = 5.6 minutes
S1 =1.1 minutes
S2 = 1.1 minutes
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Hypothesis Testing

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Transcribed Image Text

A competitor's bank checks the waiting times at both banks. The sample statistics are listed below. Test the local bank's claim: (a) assuming that ơ̟ = 02, and (b) assuming that 0̟ # 02. Use a = 0.05. Local Bank Competitor's Bank |ni = 15 |X1 = 5.3 minutes n2 = 16 X2 = 5.6 minutes S1 =1.1 minutes S2 = 1.1 minutes