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The State Insurance Commissioner Believes That the Mean Automobile Insurance

Question 137

True/False

The state insurance commissioner believes that the mean automobile insurance claim filed in her state exceeds $1,700.To test this claim,the agency has selected a random sample of 20 claims and found a sample mean equal to $1,733 and a sample standard deviation equal to $400.They plan to conduct the test using a 0.05 significance level.Given this,the appropriate null and alternative hypotheses are
H0 : The state insurance commissioner believes that the mean automobile insurance claim filed in her state exceeds $1,700.To test this claim,the agency has selected a random sample of 20 claims and found a sample mean equal to $1,733 and a sample standard deviation equal to $400.They plan to conduct the test using a 0.05 significance level.Given this,the appropriate null and alternative hypotheses are H<sub>0</sub> : ≤ $1,700 H<sub>A</sub> : > $1,700 ≤ $1,700
HA : The state insurance commissioner believes that the mean automobile insurance claim filed in her state exceeds $1,700.To test this claim,the agency has selected a random sample of 20 claims and found a sample mean equal to $1,733 and a sample standard deviation equal to $400.They plan to conduct the test using a 0.05 significance level.Given this,the appropriate null and alternative hypotheses are H<sub>0</sub> : ≤ $1,700 H<sub>A</sub> : > $1,700 > $1,700

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