Select the most appropriate answer.
Which of the following would be an appropriate null hypothesis?
Question options:
|
|||
|
|||
|
|||
|
Solution :
The appropriate null hypothesis is :
p = 0.41
The population proportion is equal to 0.41
Option B) is correct .
Select the most appropriate answer. Which of the following would be an appropriate null hypothesis? Question options:...
Which of the following would be an appropriate alternative hypothesis? Question 1 options: 1) The mean of a sample is greater than 55. 2) The mean of a population is greater than 55. 3) The mean of a population is equal to 55. 4) The mean of a sample is equal to 55.
5. Which of the following would be an appropriate Alternative Hypothesis? A) The mean of a population is equal to 60 B) The mean of a sample is equal to 60 C) The mean of a population is not equal to 60 D) The mean of a sample is not equal to 60 E) All of the above 6. Which of the following statements about the level of significance in a hypothesis test is true? A) The larger the level...
The null hypothesis in an independent-samples t-test would be stated as which of the following: (A) The mean of the sample is equal to the mean of the population. (B) The mean of sample 1 is equal to the mean of sample 2. (C) The mean of sample 1 is not equal to the mean of sample 2. (D) The mean of the sample is not equal to the mean of the population
Question 13 (5 points) A professor would like to assess the hypothesis that the average number of minutes that a student needs to complete a statistics trial is equal to 45 minutes. The correct hypothesis statement would be Question 13 options: a) H0: μ = 45; H1: μ > 45. b) H0: μ = 45; H1: μ ≠ 45. c) H0: μ ≠ 45; H1: μ = 45. d) H0: μ = 45; H1: μ < 45. Question 14 (5...
Which of the following is the appropriate null hypothesis when testing whether two population variances are equal? O A. Ho: 04202 O B. Ho:o>o O C. Ho :o + oz O D. Ho:04 = oz
1. Which of the following is the most appropriate statement of the null hypothesis for this test? A. H0: χ2 > 0 B. H0: fo > fe C. H0: χ2 = 0 D. H1: μ = 0 E. H0: χ2 ≠ 0 2. Which of the following is the most appropriate statement of the alternative or research hypothesis for this test? A. H1: μ ≠ 0 B. H0: fo = fe C. H0: χ2 = 0 D. H1: μ =...
1. Conduct a test of the null hypothesis that the mean height for all students in the Census at School database is equal to 155 cm vs the alternative that the mean Height is greater than 155 cm. Use a significance level of 0.05. a. State the null and alternative hypotheses. Ho: m = 155 Ha: m > 155 b. Provide the Statcrunch output table. Hypothesis test results: Variable Sample Mean Std. Err. DF T-Stat P-value Height 159.86 1.7311103 49...
Hypothesis Testing - Conclusions: Choose the appropriate concluding statement for the following hypothesis tests. (a) You claim that the mean volume in all 12-ounce cans of Fizzy Pop soda is equal to 12 ounces. After analyzing the sample data and performing a hypothesis test, you reject the null hypothesis. The data supports the claim that the mean volume in all 12-ounce cans of Fizzy Pop is equal to 12 ounces. There is not enough data to support the claim that...
also explain answer State the null and alternative hypotheses for a hypothesis test, indicate whether the hypothesis test will be left-tailed, night-tailed or two tailed and clearly state the two possible conclusions that address the given claim A quality control manager at a manufacturing company claims that the proportion of defective transistors is less than 0.08 Which of the following is the hypothesis test to be conducted? O A. Ho p=0.08 H. p> о ов 6 C Hp p= 0...
For the given sample data and null hypothesis, compute the value of the test statistic, z A claim is made that the proportion of children who play sports is less than 0.5, and the sample statistics include 1933 subjects with 30% saying that they play a sport. Question options: A) 35.90 B) 0.50 C) -17.59 D) -35.90 E) 17.59