suppose the alternative hypothesis in a hypothesis test is "the population mean is less than 60" if the sample size is 50 and alpha =.05, the critical value of the z is?

  1. 👍
  2. 👎
  3. 👁
  1. Find table in the back of your statistics text labeled something like "areas under normal distribution" to find the proportion/probability
    (p ≤ .05) and its Z score.

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. Statistics

    If my p-value = .322 and my significant level is .05 , then My Null Hypothesis is rejected and I must accept the Alternative hypothesis My Null Hypothesis is not rejected My Alternative hypothesis becomes the new Null Hypothesis I

  2. statistics

    In a chi-squared test of a contingency table, the value of the test statistic was =12.678, and the critical value at = 0.025 was 14.4494. Thus, (Points: 2) A) we fail to reject the null hypothesis at = 0.025 B) we reject the null

  3. microbes and society

    Which of the following is the correct sequence of steps in the scientific method? Answers: a. observation - prediction - hypothesis - observation - hypothesis b. hypothesis - observation - prediction - hypothesis - observation c.

  4. Bio

    1. A control group differs from an experimental group: A. in the number of test organisms used. B. by the independent variable. C. in several ways. D. in no way. is it A 2. A theory and a hypothesis are different in that: A. you

  1. Stats

    A skeptical paranormal researcher claims that the proportion of Americans that have seen a UFO is less than 1 in every one thousand. State the null hypothesis and the alternative hypothesis for a test of significance.

  2. statistics

    In performing a hypothesis test, the null hypothesis is population mean = 6.9 and the alternative hypothesis is population mean ≠ 6.9, a random sample of 16 items is selected. The sample mean is 7.1 and the sample standard

  3. college statistics

    I am having a bit of trouble with the top half of the questions. I have an answer below for questions 5-10, is there anyway you can check those answers and help me with the rest I am having trouble with. Thank you. 1. The area to

  4. Statistics

    The mean height of a certain kind of plant is 185 centimeters. Suppose we want to carry out a hypothesis test to see if the mean height when these plants are treated with a certain chemical differs from 185. State the null

  1. Statistics

    A manufacturer makes ball bearings that are supposed to have a mean weight of 30g. A retailer suspects that the mean weight is actually less than 30 g. The mean weight for a random sample of 16 ball bearings is 28.8 g with a

  2. statistics

    Which of the following statements is correct? A. An extremely small p-value indicates that the actual data differs markedly from that expected if the null hypothesis were true. B. A large p-value indicates that the data is

  3. stats

    Question 5 of 10 A z-score of 2.0 is two standard deviations above the mean of the distribution (t). True False I chose answer A The z scores is a ratio of difference to variability (t). True False I chose False Question 6 of 10

  4. math

    A researcher is performing a hypothesis test. The null hypothesis is that μ=10 and the alternative hypothesis is that μ

You can view more similar questions or ask a new question.