# Question

Suppose you are testing the following hypotheses: H0: μ = 7000 Ha: μ ≠ 7000 Sample size is 144. The sample mean is 7040. The population standard deviation is 240. The significance level is .01

a. Compute the p value for the sample result.

b. Should you reject the null hypothesis? Explain.

a. Compute the p value for the sample result.

b. Should you reject the null hypothesis? Explain.

## Answer to relevant Questions

Suppose you are testing the following hypotheses: H0: μ = 60 Ha: μ ≠ 60 Sample size is 49. The sample mean is 68. The population standard deviation is 21. The significance level is .05. a. Compute the p value for the ...The Internal Revenue Service (IRS) reports that the average refund for tax filers last year was $ 2236. The IRS believes that this year’s average refund will be the same as last year’s average. The average refund in a ...According to the Centers for Disease Control and Prevention, average life expectancy in the United States has risen to 77.6 years (source: cnn.com). It has been suggested that residents in rural areas of the Southwest have a ...Advantage Manufacturing, a manufacturer of above ground portable swimming pools, claims that “the average family can assemble the Advantage Pool within one hour” (patiostore.com). In a telephone survey of 50 randomly ...Felton School of Electronics claims that the average starting salary for its recent graduates is at least $ 38,000. You suspect the average is less and plan to contact a simple random sample of 50 of Felton graduates ...Post your question

0