BSHS 382 Week 3 Team Assignment Research Proposal( 3 Papers)
# no of children |
0 |
1 |
2 |
3 |
4 |
5 |
6 |
7 |
n |
1851 |
869 |
1462 |
945 |
494 |
281 |
153 |
93 |
|
|
|
|
|
a. Find the standard error of the sample mean of the random sample of 6189 adults. b. Construct a 95 % confidence interval for the population mean µ. Can it be concluded that the population mean is less than 2.0? c. On what assumptions is the analysis in part( b) based? Is the assumption of randomization valid? Is the assumption that the population distribution is approximately normal a valid assumption?
6. A survey asked the question“ What do you think is the ideal number of children for a family to have?” The 473 females who responded had a median of 2, mean of 3.13, and standard deviation of 1.48. Answer parts a-d.
a. |
What is the point estimate of the population mean? |
b. |
Find the standard error of the sample mean. |
c. |
The 95 % confidence interval is( 3,3.26). Interpret. |
d. |
Is it plausible that the population mean µ = 2? |
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BSHS 382 Week 3 Team Assignment Research Proposal( 3 Papers)
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