statistics

posted by .

the mean IQ of statistics teachers is greater than 110. write the existing state and alternative hypotheses.

  • statistics -

    mean IQ > 110

    mean IQ ≤ 110

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Math-Statistics

    Which of the following would be an appropriate alternative hypothesis?
  2. Statistics

    With a known population mean of 100, and a known standard error of the mean of 7.5, what is the probability of selecting at random a sample whose mean is 110 or greater?
  3. statistics

    a recent study suggests that the mean maximum temperature for the month of december in nyc is different from 41 degrees F. provide the null and alternative hypotheses for this test.
  4. statistics

    Write the null and alternative hypotheses. Justify which is the claim. A light bulb manufacturer guarantees that the mean life of a certain type of light bulb is less than 900 hours
  5. statistics

    What is the alternative hypothesis for a null hypothesis stating that the average time a person keeps a cell phone is at most three years. Answer: Ha: mu > 3 State the null and alternative hypotheses for the following: You are investigating …
  6. statistics

    an auditor wishes to test the assumption that the mean value of all accounts receivable in a given firm is $260.00 she will reject this claim only if it is clearly contradicted by the sample mean. the sample standard deviation of 36 …
  7. STATISTICS

    if the mean is 85 and the SD is 8 what percentage of students will receive a grade less than 58 and greater thAN 110
  8. Statistics

    The distribution of cholesterol levels of the residents of a state closely follows the normal curve. Investigators want to test whether the mean cholesterol level of the residents is 200 mg/dL or lower. A simple random sample of 12 …
  9. Statistics

    With a known population mean of 100, and a known standard of error of the mean of 7.5, what is the probability of selecting at random a sample whose mean is equal to 110 or greater?
  10. statistics

    A manufacturer claims that the mean lifetime of its lithium batteries is 1400 hours. A homeowner selects 25 of these batteries and finds the mean lifetime to be 1380 hours with a standard deviation of 80 hours. Test the manufacturers …

More Similar Questions