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Construct a percent confidence interval

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Reference no: EM132843917

Lab rats require an average of 32 trials in. a couple water maze before reaching a learning criterion of three consecutive errorless trials. To determine whether a mildly adverse stimulus has any effect on performance, a sample of 7 lab rats were given a mild electric shock just before each trial.

a) Given the X=34.89 and s=3.02, test the null hypothesis with t, using the .05 level of significance.

b) Construct a 95 percent confidence interval for the true number of trials required to learn the water maze.

c) Interpret this confidence interval.

Reference no: EM132843917

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