The accompanying data table lists measured voltage amounts supplied directly to a family's home. The power supply company states that it has a target power supply of 120 volts. Using those home voltage amounts, test the claim that the mean is 120 volts. Use a 0.01 significance level.
Day |
Volts |
1 |
123.9 |
2 |
123.9 |
3 |
123.9 |
4 |
124.2 |
5 |
123.4 |
6 |
123.3 |
7 |
123.3 |
8 |
123.6 |
9 |
123.5 |
10 |
123.7 |
11 |
123.5 |
12 |
123.7 |
13 |
124.2 |
14 |
123.7 |
15 |
123.9 |
16 |
124.0 |
17 |
124.2 |
18 |
124.2 |
19 |
123.8 |
20 |
123.8 |
Day |
Volts |
21 |
124.0 |
22 |
123.9 |
23 |
123.6 |
24 |
124.1 |
25 |
123.4 |
26 |
123.4 |
27 |
123.4 |
28 |
123.4 |
29 |
123.3 |
30 |
123.5 |
31 |
123.5 |
32 |
123.6 |
33 |
124.1 |
34 |
123.9 |
35 |
123.9 |
36 |
123.8 |
37 |
123.9 |
38 |
123.7 |
39 |
123.8 |
40 |
123.8 |
Calculate the test statistic.
What is the range of values for the P-value?
Identify the critical values.
State the finl conclusion that addresses the original claim. Reject or fail to reject.
The accompanying data table lists measured voltage amounts supplied directly to a family's home. The power...
last question fails to reject or reject and sufficient and insufficient. The accompanying data table lists measured voltage amounts supplied directly to a family's home. The power supply company states that it has a target power supply of 120 volts. Using those home voltage amounts test the claim that the mean is 120 volts. Use a 0.01 significance level Click the icon to view the sample data. Cick the icon to viewa table of crtical 1-values What are the nul...
PG&E states that it has a target power supply of 120 volts. Use the home voltage supply amounts in the Voltage data file to test the claim that the mean is 120 volts. Create a histogram of the home voltage data. Copy and paste your histogram here. Does our assumption of normality appear to be satisfied? Yes No What is your null and alternative? H0: µ = 120, H1: µ ≠ 120 H0: µ ≠ 120, H1: µ = 120...
The accompanying data table lists measured voltage amounts supplied directly to a family's home. The power supply company states that it has a target power supply of 120 volts. Using those home voltage amounts, test the claim that the mean is 120 volts. Use a 0.05 significance level. EB Click the icon to view the sample data. Click the icon to view a table of critical t-values. What are the null and alternative hypotheses? ( A. Ho : μ#120 14:11:-120...
The accompanying data table ists measured voltlage amounts supplied drectly to a famly's home The power supply company sthat it has a target power supply of 120 volts Using those hone votage amouns. test the dlaim that the men s 120 vols ea Click the icon to viewr the sample data Click the icon to view a table of oritical tvales What are the n and atemative hypotheses? o120 Caloulate the test statsic (Round to three deimal pleces as nended)...