alue  0.10 0.05  p-value < 0.10 0.025  p-value < 0.05 0.01  p-value < 0.025 p-value < 0.01

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 1GP
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e2 Find the p-value.

 

multiple choice 2

  • p-value  0.10
  • 0.05  p-value < 0.10
  • 0.025  p-value < 0.05
  • 0.01  p-value < 0.025
  • p-value < 0.01

 

f. At the 10% significance level, what is the conclusion to the test?

 

multiple choice 3

  • Do not reject H0 since the p-value is not less than significance level.
  • Reject H0 since the p-value is less than significance level.
  • Reject H0 since the p-value is not less than significance level.
  • Do not reject H0 since the p-value is less than significance level.



g. Interpret the results at αα = 0.10.

multiple choice 4

  • We conclude that some means differ.
  • We cannot conclude that some means differ.
  • We cannot conclude that all means differ.
  • We cannot conclude that population mean C is greater than population mean A.
A random sample of five observations from three normally distributed populations produced the following data: (You may find it useful
to reference the F table.)
Treatments
A
В
19
20
23
19
17
20
27
30
26
32
31
32
17
19
15
TA = 22.8
S1= 41.2
Гв - 23.4
S = 43.3
Xc = 23.2
SE = 40.7
S Click here for the Excel Data File
a. Calculate the grand mean. (Round intermediate calculations to at least 4 decimal places and final answer to 4 decimal places.)
Grand mean
b. Calculate SSTR and MSTR. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.)
SSTR
MSTR
Transcribed Image Text:A random sample of five observations from three normally distributed populations produced the following data: (You may find it useful to reference the F table.) Treatments A В 19 20 23 19 17 20 27 30 26 32 31 32 17 19 15 TA = 22.8 S1= 41.2 Гв - 23.4 S = 43.3 Xc = 23.2 SE = 40.7 S Click here for the Excel Data File a. Calculate the grand mean. (Round intermediate calculations to at least 4 decimal places and final answer to 4 decimal places.) Grand mean b. Calculate SSTR and MSTR. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) SSTR MSTR
c. Calculate SSE and MSE. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.)
SSE
MSE
d. Specify the competing hypotheses in order to determine whether some differences exist between the population means.
Hg: HA = HB = µc; HA: Not all population means are equal.
Hg: HA 3 HB S Hc; HA: Not all population means are equal.
Hg: HA 2 HB µc; HA: Not all population means are equal.
e-1. Calculate the value of the F(df1, dfɔ) test statistic. (Round intermediate calculations to at least 4 decimal places and final
answer to 3 decimal places.)
Test statistic
Transcribed Image Text:c. Calculate SSE and MSE. (Round intermediate calculations to at least 4 decimal places and final answers to 4 decimal places.) SSE MSE d. Specify the competing hypotheses in order to determine whether some differences exist between the population means. Hg: HA = HB = µc; HA: Not all population means are equal. Hg: HA 3 HB S Hc; HA: Not all population means are equal. Hg: HA 2 HB µc; HA: Not all population means are equal. e-1. Calculate the value of the F(df1, dfɔ) test statistic. (Round intermediate calculations to at least 4 decimal places and final answer to 3 decimal places.) Test statistic
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