Answer:
a)
b) For this case since the value 32.5 is in the confidence interval obtained then we can't conclude that the statement by Nielsen is wrong
Step-by-step explanation:
Information given
represent the sample mean
population mean (variable of interest)
s=23.1 represent the sample standard deviation
n=75 represent the sample size
Part a
The confidence interval for the mean is given by the following formula:
(1)
The degrees of freedom are given by:
Since the Confidence is 0.95 or 95%, the value of and and the critical value would be
Now we have everything in order to replace into formula (1):
Part b
For this case since the value 32.5 is in the confidence interval obtained then we can't conclude that the statement by Nielsen is wrong
Answer:
6
Step-by-step explanation:
Answer:
4.13X10^3= 4130 0.04x10^5=4000
Step-by-step explanation:
first I multiplied 10 three times and got 1000 after that i did 4.13x1000 to get 4130.
(Second part)
Firstly I multiplied 10 five times and got 100,000. After i got that i multiplied 0.04x100,000 and got 4000.
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<u>______________________</u>
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W = 7a + 4b
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<u>Option 1 :</u>
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This option is not correct
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<u>Option 2 : </u>
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This option is not correct
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<u>Option 3 :</u>
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This option is correct
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<u>Option 4 :</u>
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This option is not correct
<u>______________________</u>
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- Correct answer = option C
Answer: B) 12.5
Step-by-step explanation:
In a box-and-whisker plot, the first line(dot) is the smallest value, the second line is the first quartile, the third line is the median, the fourth line is the third quartile, and the last line(dot), is the maximum.
Hope it helps :D