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STA1501 ASSESSEMENT 5 OF 2024 EXPECTED QUESTIONS AND SOLUTIONS
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THIS DOCUMENT CONTAINS CAREFULLY WORKED OUT STA1501 ASSESSEMENT 5 OF 2024 EXPECTED QUESTIONS AND SOLUTIONS. USE IT AS A GUIDE
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A researcher wants to test the hypotheses H0:μ = 90 against H1:μ ≠ 90. For asample of 7 size from a normal population with standard deviation 4.10, the sample
mean is 91.6. The value of the test statistic is
Select one:
1. 1.0325.
2. 0.231.
3. 2.038.
4. 3.465.
5. 2.3087.
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,If the test statistic Z = -1.52 for the hypotheses H0:μ = 20 against H1:μ < 20, then
the p-value for the test is
Select one:
1. 0.0643
2. 0.076
3. 0.6430
4. 0.0668.
5. 0.9357.
Clear my choice
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oscardiura@gmail.com
+27737560989
for FAC MAC ECS DSC TAX QMI FIN
INV BNU STA tutorials
, A simple random sample of 36 observations with a sample mean of 60 and a
sample standard deviation of 52 was selected from a normal population. The 90%
confidence interval of the population mean is
Select one:
1. (45.3533; 74.6467)
2. (38.437; 101.563)
3. (40.699; 99.871)
4. (39.39; 100.61)
5. (47.708;69.307)
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