"In Problems 9.52 and 9.53, suppose you are testing the null hypothesis H0:π=0.20H0:π=0.20against the two-tail alternative...
"In Problems 9.52 and 9.53, suppose you are testing the null hypothesis H0:π=0.20H0:π=0.20against the two-tail alternative hypothesis H1:π≠0.20H1:π≠0.20and you choose the level of significance α=0.10.α=0.10. What is your statistical decision?" Zstat=1 P=0.22
Homework Answers
P - value is greater than 0.10 and hence, our statistical decision will be not to reject the null hypothesis.
Add Answer to:
"In Problems 9.52 and 9.53, suppose you are testing the null
hypothesis H0:π=0.20H0:π=0.20against the two-tail alternative...
(a) Suppose the null and alternative hypothesis of a test are: H0: μ= 9.7 H1: μ...
(a) Suppose the null and alternative hypothesis of a test are: H0: μ= 9.7 H1: μ >9.7 Then the test is: left-tailed two-tailed right-tailed (b) If you conduct a hypothesis test at the 0.02 significance level and calculate a P-value of 0.07, then what should your decision be? Fail to reject H0 Reject H0 Not enough information is given to make a decision
In a random sample of 400 items where 86 were found to be defective, the null...
In a random sample of 400 items where 86 were found to be defective, the null hypothesis that 20% of the items in the population are defective produced Upper Z Subscript STAT=+0.75. Suppose someone is testing the null hypothesis Upper H0: pi=0.20 against the two-tail alternative hypothesis Upper H1: pi≠0.2 and they choose the level of significance α=0.05 What is their statistical decision?
1.)What is the p-value if, in a two-tail hypothesis test, Upper Z Subscript STAT Baseline equals...
1.)What is the p-value if, in a two-tail hypothesis test, Upper Z Subscript STAT Baseline equals negative 2.29? (ROUND FOUR DECIMAL PLACES) 2.) If you use a 0.05 level of significance in a (two-tail) hypothesis test, what will you decide if ZSTATequals=+1.93. Determine the decision rule. Select the correct choice below and fill in the answer box(es) within your choice. (Round to THREE decimal places as needed.) A.Reject H0 if ZSTAT<−( ) or ZSTAT>+( ) B.Reject H0 if ZSTAT <−(...
If, in a one-tail hypothesis test, the p-value=0.5122 what is the statistical decision if the null...
If, in a one-tail hypothesis test, the p-value=0.5122 what is the statistical decision if the null hypothesis is tested at the 0.07 level of significance? What is the statistical decision? A) Since the p-value is less than α=0.07, do not reject H0. B) Since the p-value is greater than or equal to α=0.07, do not reject H0. C)Since the p-value is greater than or equal to α=0.07, reject H0. D) Since the p-value is less than α=0.07, reject H 0...
Suppose we want to test the null hypothesis H0 : p = 0.34 against the alternative...
Suppose we want to test the null hypothesis H0 : p = 0.34 against the alternative hypothesis H1 : p > 0.34. Suppose also that we observed 120 successes in a random sample of 300 subjects and the level of significance is 0.05. What is the observed test statistic for this test? a. -2.194 b. 2.194 c. 0.05 d. 0.4
7. You are testing the null hypothesis that there is no linear relationship between two variables,...
7. You are testing the null hypothesis that there is no linear relationship between two variables, X and Y. From your sample of n=18, you determine that b1=4.4 and Sb1=1.7. a. What is the value of tSTAT? b. At the α=0.05 level of significance, what are the critical values? c. Based on your answers to (a) and (b), what statistical decision should you make? d. Construct a 95% confidence interval estimate of the population slope, β1. 8. You are testing...
If, in a (two-tail) hypothesis test, the p-value is 0.1611, what is your statistical decision if...
If, in a (two-tail) hypothesis test, the p-value is 0.1611, what is your statistical decision if you test the null hypothesis at the 0.09 level of significance? Choose the correct answer below? A. B. ° C. D. Since the p-value is less than α, do not reject Ho Since the p-value is greater than α, do not reject Ho. Since the p-value is less than α, reject Ho Since the p-value is greater than α, reject Ho
The following hypotheses are given. H0 : π ≤ 0.83 H1 : π > 0.83 A...
The following hypotheses are given. H0 : π ≤ 0.83 H1 : π > 0.83 A sample of 100 observations revealed that p = 0.87. At the 0.10 significance level, can the null hypothesis be rejected? State the decision rule. (Round your answer to 2 decimal places.) Compute the value of the test statistic. (Round your answer to 2 decimal places.) What is your decision regarding the null hypothesis? Do not reject H0. Reject H0. question 2: The number of...
please answer the last question too- the answers are shown in the pictures via the drop...
please answer the last question too- the answers are shown in
the pictures via the drop down option! thanks!!!
5-14 ans using such as M in a random sample of 400 items where 89 were found to be defective, the null hypothesis that 20% of the Roms in the population are defective produced ZSTAT +1.13. Suppose someone is testing the null hypothesis Ho *=0.20 against the two-tail alternative hypothesis H, x+0.20 and they choose the level of significance a=0.05. What...
Question 2 If you use a 0.06 level of significance in a two-tail) hypothesis test, what...
Question 2 If you use a 0.06 level of significance in a two-tail) hypothesis test, what is your decision rule for rejecting a null hypothesis that the population mean is 850 if you use the Z test? O A. Reject Hif - 1.555 <ZSTAT < +1.555. OB. Reject H, if ZSTAT < -1.555 or ZSTAT > +1.555. O C. Reject Hif - 1.88 <ZSTAT < +1.88. OD. Reject Hif ZSTAT - 1.88 or ZSTAT > + 1.88.
If, in a (two-tail) hypothesis test, the p-value is 0.1611, what is your statistical decision if you test the null hypothesis at the 0.09 level of significance? Choose the correct answer below? A. B. ° C. D. Since the p-value is less than α, do not reject Ho Since the p-value is greater than α, do not reject Ho. Since the p-value is less than α, reject Ho Since the p-value is greater than α, reject Ho
please answer the last question too- the answers are shown in
the pictures via the drop down option! thanks!!!
5-14 ans using such as M in a random sample of 400 items where 89 were found to be defective, the null hypothesis that 20% of the Roms in the population are defective produced ZSTAT +1.13. Suppose someone is testing the null hypothesis Ho *=0.20 against the two-tail alternative hypothesis H, x+0.20 and they choose the level of significance a=0.05. What...
Question 2 If you use a 0.06 level of significance in a two-tail) hypothesis test, what is your decision rule for rejecting a null hypothesis that the population mean is 850 if you use the Z test? O A. Reject Hif - 1.555 <ZSTAT < +1.555. OB. Reject H, if ZSTAT < -1.555 or ZSTAT > +1.555. O C. Reject Hif - 1.88 <ZSTAT < +1.88. OD. Reject Hif ZSTAT - 1.88 or ZSTAT > + 1.88.
Most questions answered within 3 hours.
-
Airport security screens baggage for a certain substance using
both a detection apparatus and a trained...
asked 33 minutes ago -
The radius of a cadmium atom is approximately 0.16 nm. What is
the magnitude of the...
asked 22 minutes ago -
Identify the Brønsted-Lowry acid, the Brønsted-Lowry base, the
conjugate acid, and the conjugate base in each...
asked 36 minutes ago -
Recall again that Rind & Bordia (1996) investigated whether
or not drawing a happy face
on...
asked 59 minutes ago -
A 0.20 Ω bulb is connected to a 12-volt power supply. The power
used by an...
asked 58 minutes ago -
How many grams of solid ammonium bromide should be added to
0.500 L of a 0.243...
asked 1 hour ago -
Staphylococcus aureus can only cause disease when the cells
reach a certain population size. Explain how...
asked 1 hour ago -
A mass (10 kg) slides up an inclined 10 degree surface at 5 m/s
with coefficient...
asked 1 hour ago -
Suppose there were no PUSH instruction. Write a sequence of two
other instructions that would accomplish...
asked 1 hour ago -
17. Holton Company makes three products in a single facility.
Data concerning these products follow:
Product...
asked 1 hour ago -
A 5000-lb airplane loops at a speed of 200 mi/h. Find (a) the
radius of the...
asked 1 hour ago -
Verify that the distribution shown in table is a probability
mass function. Calculate the expected value...
asked 1 hour ago