Consider the following hypothesis test. H0: μ ≤ 25 Ha: μ > 25 A sample of...
Consider the following hypothesis test.
| H0: μ ≤ 25 |
| Ha: μ > 25 |
A sample of 47 provided a sample mean of 26.9. The sample standard
deviation is 6 and the test statistic is 2.171 Determine the
p-value for the given test statistic in this problem.
Round your answer to three decimal places.
Homework Answers
Add Answer to:
Consider the following hypothesis test.
H0: μ ≤ 25
Ha: μ > 25
A sample of...
Consider the following hypothesis test. H0: μ ≤ 12 Ha: μ > 12 A sample of...
Consider the following hypothesis test. H0: μ ≤ 12 Ha: μ > 12 A sample of 25 provided a sample mean x = 14 and a sample standard deviation s = 4.28. (a) Compute the value of the test statistic. (Round your answer to three decimal places.) (b) Use the t distribution table to compute a range for the p-value. p-value > 0.2000.100 < p-value < 0.200 0.050 < p-value < 0.1000.025 < p-value < 0.0500.010 < p-value < 0.025p-value <...
Consider the following hypothesis test. H0: μ ≤ 12 Ha: μ > 12 A sample of 25 provided a sample mean x = 14 and a sample standard deviation s = 4.32. (a) Compute the value of the test statistic. (Ro...
Consider the following hypothesis test. H0: μ ≤ 12 Ha: μ > 12 A sample of 25 provided a sample mean x = 14 and a sample standard deviation s = 4.32. (a) Compute the value of the test statistic. (Round your answer to three decimal places.) _______ (b) Use the t distribution table to compute a range for the p-value. a) p-value > 0.200 b) 0.100 < p-value < 0.200 c) 0.050 < p-value < 0.100 d) 0.025 <...
In a test of the hypothesis H0: μ=48 versus Ha: μ>48, a sample of n =100observations...
In a test of the hypothesis H0: μ=48 versus Ha: μ>48, a sample of n =100observations possessed mean X̄ =47.4 and standard deviation s=4.6. The p-value for this test is .902 Interpret the result. Select the correct choice below and fill in the answer box to complete your choice.(Round to three decimal places as needed.) A) The probability (assuming that Ha is true) of observing a value of the test statistic that is at most as contradictory to the null...
Consider the following hypothesis test: H0: μ = 18 Ha: μ ≠ 18 A sample of...
Consider the following hypothesis test: H0: μ = 18 Ha: μ ≠ 18 A sample of 48 provided a sample mean x = 17 and a sample standard deviation s = 4.9. a. Compute the value of the test statistic (to three decimal places.) b. Use the t distribution table (Table 2 in Appendix B) to compute a range for the p-value. (to two decimal places) p-value is between is c. At α = .05, what is your conclusion? p-value...
Consider the following hypothesis test. H0: μ ≥ 10 Ha: μ < 10 The sample size...
Consider the following hypothesis test. H0: μ ≥ 10 Ha: μ < 10 The sample size is 155 and the population standard deviation is assumed known with σ = 5. Use α = 0.05. (a) If the population mean is 9, what is the probability that the sample mean leads to the conclusion do not reject H0? (Round your answer to four decimal places.) (b) What type of error would be made if the actual population mean is 9 and...
In a test of the hypothesis H0: μ=10 versus Ha: μ≠10 a sample of =50 observations...
In a test of the hypothesis H0: μ=10 versus Ha: μ≠10 a sample of =50 observations possessed mean overbar x=10.6 and standard deviation s=2.6 Find and interpret the p-value for this test The p-value for this test is __________. (Round to four decimal places as needed.) Interpret the result. Choose the correct answer below. A. There is sufficient evidence to reject H0 for α > 0.11. B.There is insufficient evidence to reject H0 for α=0.15. C.There is sufficient evidence to...
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of...
Consider the following hypothesis test. H0: μ ≤ 50 Ha: μ > 50 A sample of 60 is used and the population standard deviation is 8. Use the critical value approach to state your conclusion for each of the following sample results. Use α = 0.05. (Round your answers to two decimal places.) (a)x = 52.5 Find the value of the test statistic. State the critical values for the rejection rule. (If the test is one-tailed, enter NONE for the...
Consider the following hypotheses: H0: μ ≤ 63.4 HA: μ > 63.4 A sample of 26...
Consider the following hypotheses: H0: μ ≤ 63.4 HA: μ > 63.4 A sample of 26 observations yields a sample mean of 64.6. Assume that the sample is drawn from a normal population with a known population standard deviation of 4.0. What is the value of the test statistic? Round your answer to 2 decimal places.
Consider the following hypotheses: H0: μ ≥ 167 HA: μ < 167 A sample of 71...
Consider the following hypotheses: H0: μ ≥ 167 HA: μ < 167 A sample of 71 observations results in a sample mean of 165. The population standard deviation is known to be 25 . a-1. Calculate the value of the test statistic a-2. Find the p-value. b. Does the above sample evidence enable us to reject the null hypothesis at α = 0.05? c. Does the above sample evidence enable us to reject the null hypothesis at α = 0.01?...
Consider the following hypotheses: H0: μ = 4,900 HA: μ ≠ 4,900 The population is normally...
Consider the following hypotheses: H0: μ = 4,900 HA: μ ≠ 4,900 The population is normally distributed with a population standard deviation of 600. Compute the value of the test statistic and the resulting p-value for each of the following sample results. For each sample, determine if you can "reject/do not reject" the null hypothesis at the 10% significance level. (You may find it useful to reference the appropriate table: z table or t table) (Negative values should be indicated...
Most questions answered within 3 hours.
-
Here are summary statistics for randomly selected weights of
newborn girls:
nequals=225x overbarxequals=28.7hg, sequals=7.5hg. Construct a...
asked 40 seconds ago -
Q) Simplify the following functions and implement them with two-
level NAND gate circuits:
a) F(A,B,C,D)=...
asked 43 seconds from now -
If you could afford exactly 6 apples and 14 bananas, or 10
apples and 6 bananas,...
asked 14 minutes ago -
Write functions squareByValue,
squareByRef, squareByPointer that find the square of an integer, in
three different ways:...
asked 9 minutes ago -
Find the P - value for the test statistic ?=2.74z=2.74
for the following null and alternative...
asked 15 minutes ago -
An software company has three different promotion plans for
its software purchase:
plan A: each software...
asked 34 minutes ago -
If
P(A)=.62, P(B)=.47, & P(A or B)=.88. What is the likeliness of
selecting only A?
A)...
asked 33 minutes ago -
What is the FUTURE VALUE of $500 invested for 3 years at 7% with
ANNUAL Compounding...
asked 43 minutes ago -
Modify the method so that instead of manually making teams, it
reads it from a text...
asked 41 minutes ago -
1. Which of the following is not a principle to apply to
construction:
Select one:
a....
asked 43 minutes ago -
In what way is a Christian’s position made more challenging by
revealing faith in the workplace?...
asked 51 minutes ago -
1) There are four categories of customer benefits in B2B
(business-to-business) markets. Which of the following...
asked 47 minutes ago